Sears has several good deals on SertaPedic Greenville mattresses.  Even better, combine several offers to maximize your savings:

1. An additional 10% is taken off the mattress in your shopping cart automatically.
2. Take $5 off 50 with code SWELCOME0208 or $25 off $300 with ANEXTJUMP25300.
3. The mattress sets will also qualify for another $100 rebate.

Here is the list of mattress sets using this $100 rebate.  This is a screenshot with the discounts applied for your reference.  Prices shown are the final costs after all discounts and rebates.  Note the delivery charge is about $65.

The sets below qualify for both $100 rebate and free delivery rebate.

As always, make sure you read the terms of the rebate and use the right rebate(s) as there is more than one rebate in each rebate link.