Cheapest? :D
Votebot.us all the way... we're only the 7th of the month and Moore has done well over 20k votes for me already. If I was using your services, I'd already be at over 300€ to have the position I currently have.
While I'm at it, if you're able to provide such services, why isn't your own server in top of these sites?
And yeah as mentioned by DarkImpulse, providing votes for Hopzone is a very bad idea. Kadar will fuck up your customers in no time, but I guess you don't really give a fuck about anything other than $.
Luluck and much love,
Your Ghosty Ghost.