1. A method comprising: appending user posts to a category in a voice application; prompting subdivision of the category upon satisfaction of a first condition; designating the category as a parent category; soliciting at least one subcategory nomination from users; soliciting user input on appending at least one nominated subcategory to the parent category; appending a nominated subcategory to the parent category upon satisfaction of a second condition; and soliciting user input to reassign a user post from the parent category to at least one subcategory.