XS has two paid subscription options.

Register Yourself;

$1 per year to register and participate on these forums.

Xreme Supporter;

$25 per year, Paypal only.

Available to new registers
Animated avatar
Animated signature
Red bold title
For Sale section access bypassing post count minimum
User selectable titles (must keep it to site standards)
Added group and calendar options
Offsite signature link to personal blog allowed (no business links)

http://www.xtremesystems.org/forums/payments.php

NOTE: Participation in other groups will eliminate the reoccurring yearly $1, all existing members are exempt of this fee.