CVS: $4 off $20 Coupon

If you have a CVS Extra Care card, you can get a $4 off $20 coupon from CVS simply by updating your email address for their records. Go here and complete the form and they will email your coupon.

This is a one time per card offer. If you've had your Extra Card for quite some time, chances are you've already done this, but it's worth a try.