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diff --git a/__pycache__/rental.cpython-39.pyc b/__pycache__/rental.cpython-39.pyc
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diff --git a/__pycache__/video.cpython-39.pyc b/__pycache__/video.cpython-39.pyc
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diff --git a/customer.py b/customer.py
new file mode 100644
index 00000000..5abd0e43
--- /dev/null
+++ b/customer.py
@@ -0,0 +1,78 @@
+import requests
+
+
+class Customer:
+    def __init__(self, url="https://retro-video-store-api.herokuapp.com", selected_customer=None):
+        self.url = url
+        self.selected_customer = selected_customer
+
+    # add a customer
+    def add_customer(self, name=None, postal_code=None, phone=None):
+        query_params = {
+            "name": name,
+            "postal_code": postal_code,
+            "phone": phone
+        }
+
+        response = requests.post(self.url+"/customers", json=query_params)
+        return response.json()
+
+    # get info on all customers
+    def list_customers(self):
+        response = requests.get(self.url+"/customers")
+        return response.json()
+
+    # get a customer by id
+    def get_customer_by_id(self, name=None, id=None):
+
+        for customer in self.list_customers():
+            if name:
+                if customer["name"] == name:
+                    id = customer["id"]
+                    # assigning attribute to the data customer (an iteration in the list of customers)
+                    self.selected_customer = customer
+            elif id == customer["id"]:
+                self.selected_customer = customer
+        if self.selected_customer == None:
+            return "Could not find customer by that name or id"
+
+        response = requests.get(self.url+f"/customers/{id}")
+        return response.json()
+
+    # update a customer
+    def update_customer(self, name=None, postal_code=None, phone=None):
+        # if these attributes aren't given, will assign them the same value as before(keep it the same)
+        if not name:
+            name = self.selected_customer["name"]
+        if not postal_code:
+            postal_code = self.selected_customer["postal_code"]
+        if not phone:
+            phone = self.selected_customer["phone"]
+
+        query_params = {
+            "name": name,
+            "postal_code": postal_code,
+            "phone": phone
+        }
+        response = requests.put(
+            self.url+f"/customers/{self.selected_customer['id']}",
+            json=query_params
+        )
+        print("response:", response)
+        self.selected_customer = response.json()  # prints <Response [200]>
+        return response.json()
+
+    # delete a customer
+    def delete_customer(self):
+        response = requests.delete(
+            self.url+f"/customers/{self.selected_customer['id']}")
+        self.selected_customer = None
+        return response.json()
+
+    # print selected customer
+    def print_selected(self):
+        if self.selected_customer:
+            print(
+                f"Customer with id {self.selected_customer['id']} is currently selected")
+        else:
+            print("There is no selected customer.")
diff --git a/main.py b/main.py
index ed3f1a77..caaa1e58 100644
--- a/main.py
+++ b/main.py
@@ -1,12 +1,346 @@
 import requests
+from video import Video
+from customer import Customer
+from rental import Rental
 
-URL = "http://127.0.0.1:5000"
-BACKUP_URL = "https://retro-video-store-api.herokuapp.com"
 
-def main():
-    print("WELCOME TO RETRO VIDEO STORE")
-    pass
+def welcome_message():
+    return("WELCOME TO RETRO VIDEO STORE")
+
+
+def print_line():
+    print("--------------------------------------------------")
+
+
+def list_options():
+    print("\n---------------------- MENU ---------------------- ")
+
+    options = {
+        "1": "Add a video",
+        "2": "Edit a video",
+        "3": "Delete a video",
+        "4": "Get information on all videos",
+        "5": "Get information about one video",
+        "6": "Add a customer",
+        "7": "Edit a customer",
+        "8": "Delete a customer",
+        "9": "Get information about one customer",
+        "10": "Get information about all customers",
+        "11": "Check out a video to a customer",
+        "12": "Check in a video from a customer",
+        "13": "List all options",
+        "14": "Quit"
+    }
+
+    for choice_num in options:
+        print(f"Option {choice_num}. {options[choice_num]}")
+
+    return options
+
+
+def make_choice(options, video, customer):
+    valid_choices = options.keys()
+    choice = None
+
+    while choice not in valid_choices:
+        print_line()
+        print("What would you like to do? Select 13 to see all options again")
+        choice = input("Make your selection using the option numbers 1-14: ")
+
+    return choice
+
+
+def select_video(video):
+    print("Let's select a video by title or id:")
+    select_by = input("Which do you want to use? Enter title or id: ")
+    if select_by == "title":
+        title = input("Which video title would you like to select? ")
+        video.get_video(title=title)
+    elif select_by == "id":
+        id = input("Which video id would you like to select? ")
+        if id.isnumeric():
+            id = int(id)
+            video.get_video(id=id)
+
+    if video.selected_video:
+        print(f"Selected video: \n{video.selected_video}")
+    else:
+        print("Video not found. Please enter a valid title or id.")
+        return None
+
+    return video.selected_video
+
+
+def select_customer(customer):
+    print("Let's select a customer by name or id:")
+    select_by = input("Which do you want to use? Enter name or id: ")
+    if select_by == "name":
+        name = input("Enter customer's name: ")
+        customer.get_customer_by_id(name=name)
+    elif select_by == "id":
+        id = input("Enter customer's id: ")
+        if id.isnumeric():
+            id = int(id)
+            customer.get_customer_by_id(id=id)
+
+    if customer.selected_customer:
+        print(f"Selected customer: \n{customer.selected_customer}")
+    else:
+        print("Customer not found. Please enter a valid name or id.")
+        return None
+
+    return customer.selected_customer
+
+
+def main(play=True):
+    print(welcome_message())
+
+    # initialize video.py & customer.py
+    video = Video(url="https://retro-video-store-api.herokuapp.com")
+    customer = Customer(url="https://retro-video-store-api.herokuapp.com")
+    rental = Rental(url="https://retro-video-store-api.herokuapp.com")
+
+    # print choices
+    options = list_options()
+
+    play = True
+    while play == True:
+
+        # get input and validate
+        choice = make_choice(options, video, customer)
+
+#=====================================================#
+#                 CUSTOMER CHOICES                    #
+#=====================================================#
+
+        if choice == '1':
+            print('''
+            [ ADD A VIDEO ]
+            ''')
+            print("\nGreat! Let's add a new video:")
+            title = input("  > What is the title of the video? ")
+            release_date = input(
+                "  > When was the release_date of the video? (YYYY/DD/MM) ")
+            total_inventory = input(
+                "  > What is the total inventory of the video? ")
+            available_inventory = input(
+                "  > What is the available inventory of the video? ")
+            response = video.add_video(title=title, release_date=release_date,
+                                       total_inventory=total_inventory, available_inventory=available_inventory)
+            video_info = video.get_video(title=title, id=response["id"])
+            video.selected_video = None
+            print(f"Video successfully added: \n{video_info}")
+
+        elif choice == '2':
+            print('''
+            [ EDIT A VIDEO ]
+            ''')
+            if select_video(video) is None:
+                continue
+            print("\nGreat! Let's edit the video:")
+            title = input("  > What is the new title of the video? ")
+            release_date = input(
+                "  > What is the new release date of the video? (YYYY/DD/MM) ")
+            total_inventory = input(
+                "  > What is the new total_inventory of the video? ")
+            print("")
+            response = video.edit_video(
+                title=title, release_date=release_date, total_inventory=total_inventory)
+            video_info = video.get_video(title=title, id=response["id"])
+            print(f"Video successfully updated: \n{video_info}")
+            # this lines clears out the selected video after being done with the put request
+            video.selected_video = None
+
+        elif choice == '3':
+            print('''
+            [ DELETE A VIDEO ]
+            ''')
+            if select_video(video) is None:
+                continue
+            print("\nYou will NEVER see this video again!!!")
+            response = video.delete_video()
+            print("Video successfully deleted.")
+
+        elif choice == '4':
+            print('''
+            [ GET INFORMATION ON ALL VIDEOS ]
+            ''')
+            for each_video in video.list_videos():
+                print(each_video)
+
+        elif choice == '5':
+            print('''
+            [ GET INFORMATION ON ONE VIDEO ]
+            ''')
+            select_video(video)
+
+#=====================================================#
+#                 CUSTOMER CHOICES                    #
+#=====================================================#
+
+        elif choice == '6':
+            print('''
+            [ ADD A CUSTOMER ]
+            ''')
+            print("\nGreat! Let's add a new customer:")
+            name = input("  > What is the name of the customer? ")
+            postal_code = input(f"  > What is {name}'s postal code? ")
+            phone = input(f"  > What {name}'s phone number? ")
+            print("")
+            response = customer.add_customer(
+                name=name, postal_code=postal_code, phone=phone)
+            customer_info = customer.get_customer_by_id(
+                name=name, id=response["id"])
+            customer.selected_customer = None
+            print(f"Customer was successfully added: \n{customer_info}")
+
+        elif choice == '7':
+            print('''
+            [ EDIT A CUSTOMER ]
+            ''')
+            if select_customer(customer) is None:
+                continue
+            print(f"\nGreat! Let's update the customer:")
+            name = input("  > What is the new name of the customer? ")
+            postal_code = input(
+                "  > What is the new postal code of the customer? ")
+            phone = input("  > What is the new phone number of the customer? ")
+            print("")
+            response = customer.update_customer(
+                name=name, postal_code=postal_code, phone=phone)
+            customer_info = customer.get_customer_by_id(
+                name=name, id=response["id"])
+            print(
+                f"Customer {name} was successfully updated: \n{customer_info}")
+            customer.selected_customer = None
+
+        elif choice == '8':
+            print('''
+            [ DELETE A CUSTOMER ]
+            ''')
+            cancelled_customer = select_customer(customer)
+            if cancelled_customer is None:
+                # break
+                continue
+            print(
+                f"\n{cancelled_customer['name']} found out about Netflix, huh?")
+            customer.delete_customer()
+            print("Customer successfully deleted. I may lose my job at this rate.")
+
+        elif choice == '9':
+            print('''
+            [ GET INFORMATION ON ONE CUSTOMER ]
+            ''')
+            select_customer(customer)
+
+        elif choice == '10':
+            print('''
+            [ GET INFORMATION ON ALL CUSTOMERS ]
+            ''')
+            for each_customer in customer.list_customers():
+                print(each_customer)
+
+#=====================================================#
+#                  RENTAL CHOICES                     #
+#=====================================================#
+
+        elif choice == '11':
+            print('''
+            [ CHECK OUT A VIDEO TO A CUSTOMER ]
+            ''')
+            video_id = input("  > Enter the video id: ")
+            # check if it is a valid id
+            if video_id.isnumeric():
+                video_id = int(video_id)
+                video.get_video(id=video_id)
+
+            if video.selected_video:
+                print(f"Selected video: \n{video.selected_video}")
+            else:
+                print("Video not found. Please enter a valid id.")
+                continue
+
+            video.selected_video = None
+            customer_id = input("  > Enter the customer id: ")
+            # check if valid id
+            if customer_id.isnumeric():
+                customer_id = int(customer_id)
+                customer.get_customer_by_id(id=customer_id)
+
+            if customer.selected_customer:
+                print(f"Selected customer: \n{customer.selected_customer}")
+            else:
+                print("Customer not found. Please enter a valid id.")
+                continue
+            customer.selected_customer = None
+
+            print("")
+            checked_out = rental.check_out_video(
+                customer_id=customer_id, video_id=video_id)
+            customer_info = customer.get_customer_by_id(id=customer_id)
+            video_info = video.get_video(id=video_id)
+            print(f"Rental info: \n{checked_out}")
+            print(
+                f"{video_info['title']} successfully checked out to {customer_info['name']}!")
+
+        elif choice == '12':
+            print('''
+            [ CHECK IN A VIDEO FROM A CUSTOMER ]
+            ''')
+            video_id = input("  > Enter the video id: ")
+            # check if it is a valid id
+            if video_id.isnumeric():
+                video_id = int(video_id)
+                video.get_video(id=video_id)
+
+            if video.selected_video:
+                print(f"Selected video: \n{video.selected_video}")
+            else:
+                print("Video not found. Please enter a valid id.")
+                continue
+
+            video.selected_video = None
+            customer_id = input("  > Enter the customer id: ")
+            # check if valid id
+            if customer_id.isnumeric():
+                customer_id = int(customer_id)
+                customer.get_customer_by_id(id=customer_id)
+
+            if customer.selected_customer:
+                print(f"Selected customer: \n{customer.selected_customer}")
+            else:
+                print("Customer not found. Please enter a valid id.")
+                continue
+            customer.selected_customer = None
+
+            print("")
+            checked_in = rental.check_in_video(
+                customer_id=customer_id, video_id=video_id)
+            customer_info = customer.get_customer_by_id(id=customer_id)
+            video_info = video.get_video(id=video_id)
+            print(f"Rental info: \n{checked_in}")
+            print(
+                f"{video_info['title']} successfully checked in {customer_info['name']}!")
+
+#=====================================================#
+#               DISPLAY/EXIT CHOICES                  #
+#=====================================================#
+
+        elif choice == '13':
+            list_options()
+
+        elif choice == '14':
+            print('''
+            [ EXIT ]
+            ''')
+            consent = input("\nDo you want to exit? select y/n: ")
+            if consent == 'y':
+                play = False
+                print("Thank you for using the video store CLI. Good bye!")
+
+            if consent == 'n':
+                continue
 
 
 if __name__ == "__main__":
-    main()
\ No newline at end of file
+    main()
diff --git a/rental.py b/rental.py
new file mode 100644
index 00000000..0812b2a5
--- /dev/null
+++ b/rental.py
@@ -0,0 +1,30 @@
+import requests
+
+
+class Rental:
+    def __init__(self, url="https://retro-video-store-api.herokuapp.com", selected_customer=None, selected_video=None):
+        self.url = url
+        self.selected_customer = selected_customer
+        self.selected_video = selected_customer
+
+    # check out a video
+    def check_out_video(self, customer_id=None, video_id=None):
+        query_params = {
+            "customer_id": customer_id,
+            "video_id": video_id
+        }
+
+        response = requests.post(
+            self.url+"/rentals/check-out", json=query_params)
+        return response.json()
+
+    # check in a video
+    def check_in_video(self, customer_id=None, video_id=None):
+        query_params = {
+            "customer_id": customer_id,
+            "video_id": video_id
+        }
+
+        response = requests.post(
+            self.url+"/rentals/check-in", json=query_params)
+        return response.json()
diff --git a/video.py b/video.py
new file mode 100644
index 00000000..df4ad846
--- /dev/null
+++ b/video.py
@@ -0,0 +1,70 @@
+import requests
+
+
+class Video:
+    def __init__(self, url="https://retro-video-store-api.herokuapp.com", selected_video=None):
+        self.url = url
+        self.selected_video = selected_video
+
+    # add a video
+    def add_video(self, title="Default Title", release_date=None, total_inventory=0, available_inventory=0):
+        query_params = {
+            "title": title,
+            "release_date": release_date,
+            "total_inventory": total_inventory,
+            "available_inventory": available_inventory
+        }
+
+        response = requests.post(self.url+"/videos", json=query_params)
+        return response.json()
+
+    # get info on all videos
+    def list_videos(self):
+        response = requests.get(self.url+"/videos")
+        return response.json()
+
+    # get a video
+    def get_video(self, title=None, id=None):
+
+        for video in self.list_videos():
+            if title:
+                if video["title"] == title:
+                    id = video["id"]
+                    self.selected_video = video
+            elif id == video["id"]:
+                self.selected_video = video
+
+        if self.selected_video == None:
+            return "Could not find video by that title or id"
+
+        response = requests.get(self.url+f"/videos/{id}")
+        return response.json()
+
+    # edit a video
+    def edit_video(self, title=None, release_date=None, total_inventory=None):
+        if not title:
+            title = self.selected_video["title"]
+        if not release_date:
+            release_date = self.selected_video["release_date"]
+        if not total_inventory:
+            total_inventory = self.selected_video["total_inventory"]
+
+        query_params = {
+            "title": title,
+            "release_date": release_date,
+            "total_inventory": total_inventory
+        }
+        response = requests.put(
+            self.url+f"/videos/{self.selected_video['id']}",
+            json=query_params
+        )
+        print("response:", response)
+        self.selected_video = None
+        return response.json()
+
+    # delete a video
+    def delete_video(self):
+        response = requests.delete(
+            self.url+f"/videos/{self.selected_video['id']}")
+        self.selected_video = None
+        return response.json()