Banana Republic: 30% off Your Entire PurchaseApril 29, 2011 This post may contain a link to an affiliate. See my disclosure policy for more information. Starting today through May 1st, Banana Republic is offering 30% off your entire purchase! To get the discount, enter code BRKING30 at checkout.To sweeten this deal further, go through ShopAtHome first and you’ll get 4% cash back. If you’re new to ShopAtHome, you’ll also earn a $5 sign up bonus when you make your first purchase.Promotion not valid online on Timeless Collection, Monogram dresses, Men’s bags, and Chan Luu.