Shopping Scenarios:

Order#1
+ $9.99 Glade Wisp Flameless candle
+ $5.00 gift card
- $5.00 gift card - promo, automatic, no coupon required
- $4.00 mfr cpn 1 x $4.00/1
========================================
= $5.99 + sale tax to pay (and walk away with a $5gc in your pocket)

Order#2 and all other future orders
+ $9.99 Glade Wisp Flameless candle
+ $5.00 gift card
- $5.00 gift card - promo, automatic, no coupon required
- $4.00 mfr cpn 1 x $4.00/1
========================================
= $5.99 + sale tax
- $5.00 use g/c received with order#1
========================================
= $0.99 + sale tax to pay (and walk away with a $5gc in your pocket)

Usually at Target, with these type promos,
you may purchase as many units of product as you want per transaction.
Make sure to bring enough blank gift cards with you to register - 1 g/c per candle.
Unless this promo is not programmed correctly, register will prompt cashier to ring up $5 g/c and apply $5 credit after EACH candle is scanned.