my vi winwrate and how to improve.

http://na.op.gg/summoner/userName=Queen%20Of%20Hentai this is my op.gg. i have a 71% winwrate with vi. and i have a 53% winwrate all around.. i mainly go for drags and turrets. i dont farm a lot mid game i mainly stay with the team. i was just curious if anyone had any tips on ganking or builds etc.