Plat 5 top/jungle player switching to support(need pro tips)

I would like some tips on transitioning to support on a high level caliber My very reason for this is i would like to main the overly positive champion Braum( no homo )

pls let me know if this is a bad idea or good idea and your thoughts and tips for me, thanks in advance

http://na.op.gg/summoner/userName=ndj my op.gg

also looking for league friends to play with around my skill level