1) All seeding activity for HnR calculation is time based not ratio based. (You are no longer required to seed to a minimum ratio of 1.0)
2) These are the updated Seed Time requirements.

Members, HDLover, HDAddict, Uploader, Senior Uploader, Encoder, Moderator = 48 Hours.
V.I.P = 24 Hours.
Lifetime V.I.P. = 12 Hours.