Buy 2 Alavert products @ 6.99 each = 13.98
Use two coupons from here @ 4.00 each = 8.00
Pay 5.98 in cash or ECB's
Get back 5 ECB's. So net .98 for two boxes of Alavert. Limit 1
There's another candy deal where you buy $10 worth and get 5 ECB's back. M&M's are included in this deal and are priced at 1.97. Use the 1.50 off 2 M&M's Dark Chocolate coupon from the 6/1 Redplum insert. The limit is 5 for this deal.
Buy 6 bags of M&M's = 11.82
Use three 1.50 off 2 coupons = 4.50
Pay 7.32 in cash or ECB's
Get back 5 ECB's. So net 2.32 for 6 bags of M&M's which makes them .39 a piece.
Get 5 ECB's when you buy Almay mascara @ 6.99. Use the 1.00 off 1 coupon from 3/9 or 5/18 Smartsource to get them for .99 each after ECB's. Limit 2
Those are the best that I see. If you haven't gotten all of your June monthly deals yet, this might be a great time to do that. Click here to see all those. Notice that the Oral-B and Listerine limits have gone up to 4 on those (originally thought to be only 2).