I'd like to second this suggestion. The app seems very intuitive and pain-free to use, but in past projects I've found teams often rely heavily on Basecamp's me

I'd like to second this suggestion. The app seems very intuitive and pain-free to use, but in past projects I've found teams often rely heavily on Basecamp's messages for keeping track of ideas and debating/hashing out features, and it's important to be able to track those discussions with the rest of the project data.