The coupons can only be used one time. So if you buy say a $30 converter box the leftover amount is lost. Tax is also not covered, so you still owe the tax even if the box is $30.
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The coupons can only be used one time. So if you buy say a $30 converter box the leftover amount is lost. Tax is also not covered, so you still owe the tax even if the box is $30.