You can set the auto spinning to stop once certain conditions are met - like reaching a certain amount of money or some reward. The key is to look for games with a 'must-hit-by' progressive jackpot, often displayed above the reels, and a secondary meter you fill by landing special symbols.
http://www.horsecity.ru/phpBB3/viewtopic.p...22&t=362759
https://www.ww2.site/forum/viewtopic.php?p=152753#p152753
http://users.atw.hu/tunedthings/viewtopic....p=398621#398621
https://www.ww2.site/forum/viewtopic.php?t=92589
https://www.ww2.site/forum/viewtopic.php?t=266825
https://mmomakemoneyonline.net/threads/lisa...-sitesi.450909/
https://neoternia.net/viewtopic.php?t=433262
http://881.cz/forum.php?mod=viewthread&...0270&extra=
http://horsecity.ru/phpBB3/viewtopic.php?f=34&t=269209
http://horsecity.ru/phpBB3/viewtopic.php?f=7&t=242482
http://www.prepody.ru/topic38080.html
https://www.ww2.site/forum/viewtopic.php?t=122179
http://www.lada-xray.net/showthread.php?p=135585#post135585
http://www.suseage.com/forum.php?mod=viewt...4829&extra=
https://debate.socialism.nl/forum/showthread.php?tid=248683
http://vortex.mx.free.fr/forum/viewtopic.p...300df5d6cd91c54
https://www.rcfl.com.hk/forum.php?mod=viewt...8957&extra=
http://1.s.2.free.fr/viewtopic.php?f=17&t=275483
http://forum.spolokmedikovke.sk/viewtopic....2&t=1046302