A deposit match bonus is usually given to new (as part of a welcome package) or returning customers (stand-alone) as a percentage of their deposit. 
http://1.s.2.free.fr/viewtopic.php?f=13&t=297705
https://my-mobile.eu/viewtopic.php?t=16092
https://www.ww2.site/forum/viewtopic.php?t=295507
http://frmklas.com.tr/threads/jaki-jest-najlepszy-sposob-na-wygranie-pieniedzy-merkury-casino-online.23899/
http://47.88.101.141/forum.php?mod=viewthread&tid=439602&extra=
https://debate.socialism.nl/forum/showthread.php?tid=193611
http://biopharmamash.com/viewtopic.php?t=1772469
http://frmklas.com.tr/threads/como-ganar-dinero-al-instante-juego-de-la-piramide-para-ganar-dinero.36088/
http://frmklas.com.tr/threads/jaky-je-nejlepsi-zpusob-jak-vyhrat-penize-online-poker-hry.113781/
http://www.lada-xray.net/showthread.php?p=317647#post317647
https://ufr-2020.front5.picapo.net/forums/viewtopic.php?pid=638815
https://ufr-2020.front5.picapo.net/forums/viewtopic.php?pid=292584
http://raven-moon.org/forum/showthread.php?tid=5236
https://67farms.st/viewtopic.php?t=5153