[Mark^^]

1st script:

ShowMenuForPlayer(check,playerid);
You can't open checkpoint as an menu.


As your should be:

ShowMenuForPlayer(menu,playerid);


and as I remember you need to remove // from forward line in the bottom of cps include.

2nd script:
indentated:
Pastebin

3rd script:
I don't fucking know how to help you with that script. sorry

see you soon,
-Mark^^