Using vote reward system you can help us get highter place in topsites by voting for us, for each vote you can get in game Gold, also in end of the month top 10 voters will be rewarded with bigger rewards.
To receive in game gold you need fully complete Captcha in voting page. If you don't fill captcha, Then in game gold will not be added but you can try vote again.
No, vote system work automatically, If you don't receive in game gold after voting, You can try vote again. If you vote more than 10 times but never get in game gold for voting in vote sites then for some reasons vote sites don't accept votes from your ip address and you can't vote using your current ip. If you want to know some tricks please contact RaZoR.
If you are using same internet protocol (IP) address, No you can't vote. One ip only for one account. If you want to vote for multiple accounts then use another IP and try to vote.