This month when you buy The Natural Dentist Mouthwash for around $9.99 you can get $4 back in ECBs.
I just found this rebate form here for $10 after mail in rebate so here’s the deal:
Buy 2 at $19.98.
Use 2 coupons here to take off $4 total
Receive $8 back in ECBs
Apply for $10 rebate
Final Price: $2.02 moneymaker!!