Party City: Take $10 off a $30 purchase with this coupon April 15, 2010 by iGoBOGO I found this awesome coupon in my inbox this morning. Here’s a coupon for $10.00 off a $30 purchase from Party City. It’s good online or in-store until April the 18th. Photo Credit:http://www.flickr.com/photos/pinksherbet/ / CC BY 2.0