Need to Excel at Excel? Why not get it from the horse's mouth (so to speak)?

Microsoft Press is offering a discount on its books and eBooks as part of the Black Friday sales initiative. If you buy one book, you save 35% on the Recommended Retail Price (RRP). Two or more gives you 55% off. All you have to do is visit the store and use the discount code SHOPNOW during checkout to apply the appropriate discount.