Join giveaway !

Hello guys today ! Since today is my 21st birthday . I have decided to do this giveaway of do double my age amount of Gta 5 keys(42 keys). So. This giveaway is only for 100 people. It isn't exactly a free giveaway so don't just join.
Who ever wants to join add me on steam , You have to send me something of little to no value on steam as a trade / gift ( to avoid multiple people entering) . Once you do , come on http://psteamcommunity.yuanyoumao.com/groups/Gamersproffesional
and choose a no. 1 - 100 and post it as a comment . No. will be chosen using www.random.org.
my steam profile - http://psteamcommunity.yuanyoumao.com/id/jawilliam221999/