one way is to keep your p plate in your bike compartment lor
when u wan ride then take it out ( this is what i usually do ) even
if kana road block juz tell the officers that u forget to put as
your p plate have been stun for many times ... so far no p plate
kana road block never kana b4 ...worth a try
good luck to u for the last two months 
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wish u good luck
wish u bad luck
wish u born a baby duck