Reed Pettingill ← Customer Support and Feedback for Ultimate To-Do List My feedback 1 result found provide sub-folders, to allow hierarchical structuring of tasks (several levels) 77 votes Vote Vote Vote Vote We're glad you're herePlease sign in to leave feedback Signed in as (Sign out) Close Close 1 vote 2 votes 3 votes Remove votes You have left! (?) (thinking…) under review · 6 comments · New Feature Suggestions and Bug Reports · Delete… · Admin → How important is this to you? Not at all You must login first! Important You must login first! Critical You must login first! We're glad you're herePlease sign in to leave feedback Signed in as (Sign out) Close Close Reed Pettingill shared this idea · Apr 4, 2012