http://en.wikipedia.org/wiki/Regift
http://www.sj-r.com/carousel/x63852345/Regifting-The-gift-that-keeps-on-giving
http://www.regiftable.com/Regifting101/Default.aspx
http://articles.moneycentral.msn.com/SavingandDebt/Advice/12RulesForRegiftingWithoutFear.aspx
http://couponing.about.com/od/seasonalsavingszone/a/regifting.htm