Support Page for Ranked Decay Inaccurate
https://support.leagueoflegends.com/entries/26035840-2014-Season-Ranked-Play-FAQ
It says that those in gold, silver and bronze can't decay but on the league of legends website it says you can decay in silver and gold. I think the support page needs to be corrected to reflect this.
http://na.leagueoflegends.com/en/competitive/2014-season-faq