▁raise ▁or ▁call ▁for ▁only ▁$ 2 ▁at ▁any ▁time ▁if ▁that ▁is ▁their ▁remaining ▁st ake ). ▁ ▁Also , ▁in ▁fixed - limit ▁and ▁spread - limit ▁games ▁most ▁cas inos ▁cap ▁the ▁total ▁number ▁of ▁ra ises ▁allowed ▁in ▁a ▁single ▁bet ting ▁round ▁( typ ically ▁three ▁or ▁four , ▁not ▁including ▁the ▁opening ▁bet ▁of ▁a ▁round ). ▁ ▁For ▁example , ▁in ▁a ▁cas ino ▁with ▁a ▁three - raise ▁rule , ▁if ▁one ▁player ▁opens ▁the ▁bet ting ▁for ▁$ 5 , ▁the ▁next ▁ra ises ▁by ▁$ 5 ▁making ▁it ▁$ 1 0 , ▁a ▁third ▁player ▁ra ises ▁another ▁$ 5 , ▁and ▁a ▁fourth ▁player ▁ra ises ▁$ 5 ▁again ▁making ▁the ▁current ▁bet ▁$ 2 0 , ▁the ▁bet ting ▁is ▁said ▁to ▁be ▁c apped ▁at ▁that ▁point , ▁and ▁no ▁further ▁ra ises ▁beyond ▁the ▁$ 2 0 ▁level ▁will ▁be ▁allowed ▁on ▁that ▁round . ▁ ▁It ▁is ▁common ▁to ▁susp end ▁this ▁rule ▁when ▁there ▁are ▁only ▁two ▁players ▁bet ting ▁in ▁the ▁round ▁( called ▁being ▁heads - up ), ▁since ▁either ▁player ▁can ▁call ▁the ▁last ▁raise ▁if ▁they ▁wish . ▁Pot - limit ▁and ▁no - limit ▁games ▁do ▁not ▁have ▁a ▁limit ▁on ▁the ▁number ▁of ▁ra ises . ▁ ▁If , ▁because ▁of ▁opening ▁or ▁raising , ▁there ▁is ▁an ▁amount ▁bet ▁that ▁the ▁player ▁in - turn ▁has ▁not ▁paid , ▁the ▁player ▁must ▁at ▁least ▁match ▁that ▁amount , ▁or ▁must