I do Elo boosting on League of legends for NA and OCE my price is 5$ a division and 10$ from (bronze) division 1 (silver) div5 to the next tier.
if you wish to go from silver 5 to gold 1 it costs 30$ via paypal if interested contact me via skype - tyla1117
each tier mentioned here is just an example I offer a cheap service for everyone all the way up to diamond 1