[Alvaro89]

prevent escape from prison(cells) with hack. (aside from using IsPlayerRangeToPoint)

[semara123]

try to use anti teleport hack

https://sampforum.blast.hk/showthread.php?tid=220089

if you have any problem PM me and give me +rep if this helpful

[MohanedZzZ]

Set the jails in another world so they will escape and find nothing to they will rq.

[Beckett]

Well, you can check every 10 seconds if the player is in range of the cells and if he is jailed, if he's jailed and he's not in range of the cells, then you can kick/ban him.