Electronic commerce (e-commerce), consists primarily of the distributing,
buying, selling, marketing and servicing of products or services over
electronic systems such as the Internet and other computer networks.

The information technology industry might see it as an electronic business
application aimed at commercial transactions.

It can involve electronic funds transfer

• supply chain management
  
• e-marketing
  
• online marketing
  
• online transaction processing
  
• electronic data interchange
  
• automated inventory management systems
  
• automated data-collection systems

It typically uses electronic communications technology such as the Internet,
extranets, e-mail, Ebooks, databases, and mobile phones.