How good are the supermarket's house brand products?

The PUBLIX house brand items are excellent. The Publix Candy Crunch frozen yogurt is wonderful! What is your experience with house brands?

Nuts about TJs raisins

Trader Joes carries the most fantastic raisins. It is called Raisin Medley. Huge, luscious raisins in all shades from gold to black. My morning cereal is not complete without these wonderful raisins.

Internet Print-at-Home Coupons

Has anyone had difficulties getting a supermarket to redeem one of these "pc coupons?"

Store is out-of-stock on sale items

How many times have you put a sale item on your list, only to be disappointed when you found the shelf was bare? How do you handle these situations?