Some users did not see the benefits of mobile payments over credit cards for making purchases. While mobile payments allow payment without cash, credit cards already provide that functionality. Users will only adopt mobile payment services if their routines change or as mobile payments become more popular and used by friends and family. The document then discusses different types of trust that impact adoption of mobile commerce - characteristic-based trust from social recommendations, process-based trust transferring from prior online shopping experiences, and institutional-based trust from app store approval processes acting as third-party guarantors.