eBay has been constantly offering the opportunity to buy $100 eBay gift cards for only $95. Yes, the 5% savings may not be astronomical, but there have been multiple opportunities to buy these gift cards (like here and here and here). Each of these buying opportunities allows you to churn your prior gift card, adding another $5 for free. So if you purchase this $100 eBay gift card, then the next time a $100 eBay gift card goes on sale you can use the one you bought today to buy the new gift card. You will make $5 profit every time.
Buy your $100 eBay gift card (with an email code delivery) ASAP because they always run out!