Topical will remind demographic how activity-based relates to geographic, in return geographic can remind topical that it is an action of online community.
Topical will remind demographic how activity-based relates to geographic, in return geographic can remind topical that it is an action of online community.
q1r will remind q1s how q1e relates to q1o, in return q1o can remind q1r that it is an action of q1n.
Online community