Slightly off topic... It is useful to pretend to be the "go to" member of the team and simulate a conversation with them. Start an email to that person asking

Slightly off topic... It is useful to pretend to be the "go to" member of the team and simulate a conversation with them. Start an email to that person asking for help, and then think about the response s/he will send, then update the email until you can't predict the response. Often, you'll find a solution on your own.