For cinemaggedon there is also this(from their site guide):
CG Superfan Req: Upload >200GB, download >20GB, ratio of >1.5.
Receives 2 invites on the 28th of every month.
VIP Receives 4 invites on the 28th of every month.
On elektronik upon promotion to PU there is no invite. Only the bonus system can get you invites.
on
PTP the system is changed. Only Torrent masters+ can send invites(unlimited). If you donate 5-20$ you get 1 invite and for 20$+ you get 2.No more bonus points for invites.
On Pretome invites can be bought for 100 credits in the shop . There is no info that they are given automatically based on class anymore.
on STMusic you get 10 invites upon promotion to user and 15 more when you get to PU. From their FAQ:
User Must have been a member for at least 2 weeks and downloaded over 5GB's while maintaining a ratio over .500. This promotion is automatic.
Note: If your ratio is under .500 by the time you've downloaded over 5GB's your account will be disabled.
Power User Must have been be a member for at least 4 weeks, have uploaded at least 25GB, downloaded at least 5GB and have a ratio at or above 1.05.
ThePlace.bz , TheOccult.bz and TheBox.bz all have the same requirements:
1 invite upon Promotion to Power User
2 invites for:(
Any User Class) Downloaded > 10 GB and ratio greater than 1.05. Every 20 days
5 invites upon promotion to extreme user
I see TheBox.bz is there, but the other 2 are not in your first post. The rest of the trackers are all in your first post and I just checked to see if anything changed.
This is all I can think of right now. Will let you know if I find anything else.