Configuration files for things like bash, screen, and vim
A common task when setting up on a new host is setting up ssh agent forwarding. When doing this, it may be necessary to follow this section of the document. For example, the command might be:
ssh-add -K ~/.ssh/id_rsaon the host that you're SSH-ing in from. This could resolve an error like Permission denied (publickey). encountered on the remote server when you try ssh -T git@github.com.