You can get $10 in Extrabucks for spending $30 in participating P&G products. Charmin 16pk double rolls will be on sale for $9.99. There is also a $0.50/1 Charmin Ultra Soft or Strong 4ct+ coupon. You can pick up Charmin Ultra Soft for just $0.39 after coupon and ECB.
Here is how:
Buy (3) Charmin Ultra Soft or Ultra Strong 16pk $29.97
Use (3) $0.50/1 Charmin Ultra Soft or Strong 4ct+ coupon
Receive a $10 ECB for spending $30
$18.47 or $6.16 each or $0.39 per double roll!