[TuFF12]

Question 1 : use this to create it https://sampforum.blast.hk/showthread.php?tid=543002 and on your command use https://sampwiki.blast.hk/wiki/TextDrawSetString
Question 2: ou can use dynamic checkpoint Like this

Код:

 on the top :new cp_YourCP;
public OnGameModeInit() use this 
cp_YourCp = CreateDynamicCP(x,y,z,2, -1,-1,-1,100.0);
and when player enter checkpoint 
public OnPlayerEnterDynamicCP(playerid, checkpointid)
{
   if(checkpointid == cp_YourCP)
   {
   SetPlayerPos( playerid, x,y,z );
   SetPlayerInterior(playerid, Interior id);
   }
   return 1;
}

http://weedarr.wikidot.com/interior use this to get interiors id

Sorry For MY bAd ENGLISH