Lance, the owner of a long-standing antique toy shop, hears the youngsters in his shop talk about how effective the Display ad from Toys by Tammy was. He becomes interested in accessing the Google Display Network (GDN). What's one way Lance could use the GDN?

Helen's credit card has an apr of 15.32% and a grace period of 17 days and helen pays her balance in the full every month. if her last billing cycle ended on september 26, 2009, and she made her payment on october 11, 2009, did she owe any interest on her last statement's balance?