Great deal on an unlocked GSM Galaxy S4 I9500 GT-I9500L in your choice of black, blue, white or purple on Ebay Daily Deals.  This is $200 off list (29%) and about $100 less than any major electronics reseller has it.  Specs include a Full HD 5 inch 1080 x 1920 AMOLED display, 16GB flash memory with 2GB of ram, Exynos 5 Octa 5410 CPU, Quad-core 1.6 GHz Cortex-A15 & quad-core 1.2 GHz Cortex-A7,  GPU PowerVR SGX 544MP3, 2600 mAh battery, 13MP camera, Gorilla Glass 3 protection and more.  This is a great deal if you're looking to buy your phone upfront and then do a month to month on your choice of GSM carriers.  The Galaxy S4 is Samsung's current flagship phone and the bestselling Android phone of 2013.