diff --git a/docs/getting_help.md b/docs/getting_help.md
index b535e3e..8708e72 100644
--- a/docs/getting_help.md
+++ b/docs/getting_help.md
@@ -41,6 +41,13 @@ contact the appropriate team below:
     :material-email: **Email:**
     [atlas-us-chicago-tier3-admins@cern.ch](mailto:atlas-us-chicago-tier3-admins@cern.ch)
 
+    Please
+    [join the e-group](https://e-groups.cern.ch/e-groups/Egroup.do?egroupName=atlas-us-chicago-tier3-admins)
+    first.
+
+    :simple-mattermost: **Chat:**
+    [CERN Mattermost](https://mattermost.web.cern.ch/signup_user_complete/?id=dmzhp4bq5in18fx9gpznsepmph&md=link&sbr=su)
+
 - :material-chip:{ .lg .middle } **SLAC Analysis Facility**
 
     ***
@@ -52,7 +59,7 @@ contact the appropriate team below:
     [join the e-group](https://e-groups.cern.ch/e-groups/Egroup.do?egroupName=atlas-us-slac-acf)
     first.
 
-    :material-chat: **Chat:**
+    :simple-mattermost: **Chat:**
     [CERN Mattermost](https://mattermost.web.cern.ch/slac-testing/channels/town-square)
 
 </div>
diff --git a/docs/uchicago/batch.md b/docs/uchicago/batch.md
index 0c0ee73..af2342a 100644
--- a/docs/uchicago/batch.md
+++ b/docs/uchicago/batch.md
@@ -196,6 +196,17 @@ release it (check HTCondor commands).
     the available resources, specially to let the long queue available for long
     jobs.
 
+### Submitting to other site queues
+
+Jobs can be flocked out to multiple compute sites. This generally can be
+controlled or configured by an additional flag in the job submit file. We cannot
+guarantee that some mounts like `/home` and `/data` will be accessible to nodes
+in other queues, see notes in the below table.
+
+| Flag               | Pool                          | Notes                                                                                        |
+| ------------------ | ----------------------------- | -------------------------------------------------------------------------------------------- |
+| `+ALLOW_MWT2=True` | MidWest Tier-2 Overflow queue | `/home` and `/data` are hot-mounted through `autofs` when accessed, 6GB RAM per core or less |
+
 ## Submitting multiple jobs
 
 HTCondor can submit many independent jobs from a single submit file.
diff --git a/lychee.toml b/lychee.toml
index b9282ab..d7d8712 100644
--- a/lychee.toml
+++ b/lychee.toml
@@ -14,6 +14,8 @@ exclude = [
     "https://sdf.slac.stanford.edu/",
     "https://www-internal.slac.stanford.edu/",
     "https://www.sdcc.bnl.gov/",
+    "https://tipsmake.com/install-centos-on-windows-10-wsl", # timeout
 ]
 
 insecure = true
+timeout = 60