email is just like regular mail. In this case users write to others electronically, and the others can respond to their message electronically. 

• Spamming: - a process that can be both intrusive and annoying. This is when both people and companies use email to send messages to thousands of people at a time...

• encouraging them to buy something or
  
• encouraging them to visit a web site or 
  
• trying to entice people to visit sexually explicit web sites.

• Each email message sent and received contains a return address. Many don’t realize the return address can be fake.

• emails also contains a “header”. Headers provide additional information about who sent the message and where it came from. Understanding the header information can be difficult, but if emails...

• don’t make sense;
  
• are threatening;
  
• contain things that make users feel scared, uncomfortable, or confused...

they should...

• report it to their Internet service provider and ask them to investigate where it came from
• report it to the learning provider/company/business/etc.

• If users think any information they receive is illegal, they should report it; illegal material includes...

• threats to life or safety,
  
• threats to others,
  
• pornographic images of children, and
  
• evidence of other crimes.