[X337]

You can use OnPlayerInteriorChange()
here is for example :

Код:

public OnPlayerInteriorChange(playerid, newinteriorid, oldinteriorid)
{
	if(newinteriorid == changethis) //change to your 24/7 interior ID
	{
		SendClientMessage(playerid, 0xFFFFFFFF, "Welcome to the 24/7 store /buy");
	}
	return 1;
}