0.10 minimum to a $20 maximum per bet. Provided you examine any small print terms and conditions that may be attached, you can be fairly safe in taking advantage.
https://ufr-2020.front5.picapo.net/forums/viewtopic.php?pid=634942
http://60.250.226.63/ipkb/viewtopic.php?f=41&t=1934097
http://www.lada-xray.net/showthread.php?p=267526#post267526
https://www.ww2.site/forum/viewtopic.php?t=100448
https://www.ww2.site/forum/viewtopic.php?t=93513
http://mirosovak.edoras.cz/viewtopic.php?f=3&t=533889
https://www.ww2.site/forum/viewtopic.php?t=113261
http://mirosovak.edoras.cz/viewtopic.php?f=3&t=512276
https://planeswalkers.org/viewtopic.php?t=69699
https://talkingpoints.org/subx/showthread.php?tid=105971
https://catrachosporelmundo.com/index.php?topic=2940.new#new
http://www.lada-xray.net/showthread.php?p=242102#post242102
https://67farms.st/viewtopic.php?t=7587
https://67farms.st/viewtopic.php?t=33324
https://muchroom.ng/index.php?topic=86523.msg100524#msg100524