Briefly describe the differences between a credit, charge, debit and smart card Identify and briefly describe three m-commerce applications you have used. Identify and discuss key benefits that are...

Briefly describe the differences between a credit, charge, debit and smart card Identify and briefly describe three m-commerce applications you have used. Identify and discuss key benefits that are common to the use of ERP, CRM, and PLM enterprise systems, whether it be for a small, medium, or large organization