While they offer in-app purchases for real money, they focus solely on providing entertainment.
https://debate.socialism.nl/forum/showthread.php?tid=171049
http://mirosovak.edoras.cz/viewtopic.php?f=3&t=209569
https://neoternia.net/viewtopic.php?p=412674#p412674
http://dance.258club.com/viewthread.php?tid=51003&extra=
http://www.prepody.ru/topic39012.html
http://www.prepody.ru/topic96301.html
http://horsecity.ru/phpBB3/viewtopic.php?f=33&t=160891
http://47.88.101.141/forum.php?mod=viewthr...2498&extra=
http://www.gztongcheng.top/forum.php?mod=v...3878&extra=
https://neoternia.net/viewtopic.php?t=230012
http://www.gztongcheng.top/forum.php?mod=v...2966&extra=
http://gwenael.free.fr/diss3/viewtopic.php?f=8&t=10781
http://881.cz/forum.php?mod=viewthread&...0246&extra=
http://www.lada-xray.net/showthread.php?p=135045#post135045
http://miweii.com/forum.php?mod=viewthread...0649&extra=
http://users.atw.hu/tunedthings/viewtopic....p=380286#380286