Groupon has a national deal today where you can get $15 worth of credit at eBay for only $7. Nearly 25,000 have been bought already.
Limit 1 per person. Limit 1 per order. Valid only on eBay.com in the U.S. Must have a registered eBay and PayPal account. Credit card info may be required at checkout. Not valid towards service fees. No cash back. May apply value toward tax & shipping. May use over multiple visits.