Heather Kelly @kelly_heather:
I’m looking for a good collaborative to-do app for iOS. Any recommendations?

Jeff Carlson @jeffcarlson:
@kelly_heather Look at Trello, which is a great Web-based system that also has an iOS app. http://trello.com 

Heather Kelly @kelly_heather:
@jeffcarlson @sarahmitroff Two votes for Trello, I’ll check it out!

@kelly_heather Three votes.