This sounds obvious, but a surprising number of people let their earnings sit in an app for months before they bother withdrawing.
http://forum3.bandingklub.cz/viewtopic.php...9&t=1541316
https://bj40.cn/forum.php?mod=viewthread&am...2174&extra=
http://mirosovak.edoras.cz/viewtopic.php?f=3&t=224233
http://www.lada-xray.net/showthread.php?p=206334#post206334
https://ufr-2020.front5.picapo.net/forums/v....php?pid=572792
https://www.ww2.site/forum/viewtopic.php?t=180222
http://forum3.bandingklub.cz/viewtopic.php...2&t=1552192
http://kiteonly12.free.fr/viewtopic.php?f=6&t=15588
https://www.ww2.site/forum/viewtopic.php?t=251880
http://miweii.com/forum.php?mod=viewthread...9282&extra=
https://ufr-2020.front5.picapo.net/forums/v....php?pid=446662
http://www.prepody.ru/topic51393.html
http://forum.bandingklub.cz/viewtopic.php?f=39&t=1348964
http://aficionado.pl/showthread.php?587421...tt&p=636139
http://oldsite.giessen46ers.de/fantalk/vie...=1&t=182038
https://debate.socialism.nl/forum/showthread.php?tid=139199
https://www.ww2.site/forum/viewtopic.php?t=50546
http://forum.spolokmedikovke.sk/viewtopic....753208#p2753208
http://forum.bandingklub.cz/viewtopic.php?f=16&t=1142122
http://www.prepody.ru/topic86136.html