Hello, I'm offering elo boosting from Bronze to Diamond V. I'm S3 and S4 Diamond 1 player.
Proof of diamond rank : http://imgur.com/T9Lq4ez
Bronze V - Bronze IV 10$
Bronze IV - Bronze III 10$
Bronze III - Bronze II 10$
Bronze II - Bronze I 10$
Bronze I - Silver V 16$
Silver V - Silver IV 16$...