Iin-issue identification number 
 number used to identify issuer
and u first reply me
He not written in capital letters(iin) ....small letters doesn't mean for abbreviations ....
okk fine
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:/ im not going judge its up to questioner to say .... If tiz the answer he wished for ,then all is good ....if not ,u know !!..... Anyhow thks for the contribution ur really good

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The word "inn" refers to to "IDEA INTERNET NETWORK or " IMPOSSIBLE IS NOTHING"
hey he aske iin not inn
Thanks for saying
so edit ur answer
Does he asked for abbreviation ....!!,Or the meaning ??..... as wel as wit ur answer pls add meaning for tat word....
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