THIS is the ultimate hack.
Return on investment is a must. This will apply to the card in your possession immediately while they send the updated card in the mail. Gives you the ability to make sure that Holiday shopping is in full effect gets you paid for EVERY DOLLAR spent.
Doing this does not require you to have your credit pulled (so no risk of impact to your credit score) and it could be your solution to get you out of an current credit card charging an annual fee. Look into alternative cards offered in advance and assess which one works better for your habits with the card.