A new survey has found that a third of consumers say their card company has made one or some combination of changes recently. The June poll by GfK found that 19% reported an increase in their interest rate 19%, up from 15% in the February survey. About 18% report their credit limit was lowered, up from 8% in February survey. Other findings: 14% report an increased in fees; 12% report an increased in their minimum payment due and 9% says their rewards program was reduced. The national telephone poll was conducted on behalf of Credit.com.