More Shopping Scenarios:

Order#1.
+ $09.99 Glade Wisp Flameless candle
+ $05.00 gift card
- $05.00 gift card - promo, automatic, no coupon required
+ $09.99 Glade Wisp Flameless candle
+ $05.00 gift card
- $05.00 gift card - promo, automatic, no coupon required
+ $05.02 'filler' - pick something from other deals
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=$25.00 + tax, sub-total
- $05.00 store cpn if you have one
- $08.00 mfr cpn 2 x $4.00/1
- $05.00 or LESS - mfr or store cps for your filler items if applicable
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=$07.99 to 12.99, + sale tax to pay (and walk away with a 2 x $5gc in your pocket)

Then repeat as often as you wish and/or until you run out of coupons...
use 2 x $5 gc received in order#1 - to pay for order#2 etc.