Call 18887271140 and even though it seems it is only for their sitters, don't be fooled, go ahead with the process and keep track of who you talk to. Make sure you have an email on file with them, that's usually what they ask for first.

Through email only. Takes few hours to a day. That's only way sorry to say. You can go to owner resources or ask another sitter to help you by searching the board now option pick random date and say not booking just have a question. That's best you can do wish could help more.