Last days for shipping deals before Christmas

I’ll update this as I find more (feel free to email them into info@mommieswithstyle.com if you have any tips!), but here are some worth mentioning:
—Barnes and Noble, last day TODAY for free shipping, order by 11:59 pm ET (and they have a promo that you can upgrade to free expidited shipping – comes within 3 business days)
—Amazon, last day is today to receive free standard shipping on your order.