Coupon BUS40 valid for 40% discount off the list price of 2 or more eligible titles purchased on quepublishing.com in a single transaction. Eligible titles include print products and watermarked or DRM eBooks except those featured as eBook Deal of the Day. Coupon not valid on book + eBook bundles. Boxed sets and multiple-unit bundles count as a single item. Enter coupon during Step 3 of Checkout. Coupon may not be combined with any other offer and is not redeemable for cash. Coupon offer expires May 15, 2013. Mobile Apps, Video, Rough Cuts, Safari Books Online, and titles on promotion with our retail partners are not eligible for this discount. Offer subject to change.