Minor word change

docs/communications-tools/tools-for-communication.md

@@ -87,7 +87,7 @@ We will provide you with further guidance!
 ### #open-scpca Slack channel
 
 As part of onboarding, we will add you to the `#open-scpca` channel in our [Cancer Data Science Slack](https://cancer-data-science.slack.com/). 
-After joining, please feel free to send a message to  introduce yourself to the community!
+After joining, please feel free to send a message on `#open-scpca` to  introduce yourself to the community!
 
 ### When to Use the Slack Channel
 
@@ -130,4 +130,4 @@ You can email us to:
 - Other such administration related items
 
 If you are not sure where to direct your question, please ask in [Slack](https://cancer-data-science.slack.com/) or [Github Discussions](https://github.com/AlexsLemonade/OpenScPCA-analysis/discussions).
-If it is a private matter, you may [direct message](#direct-messages) one of the Data Lab members on Slack.
+If it is a private matter, you may [direct message](#direct-messages) one of the Data Lab members on Slack.