What is the role of pop in email transactions?

Related questions

1. What is the full of pop?
2. What is pop in my mailbox?
3. What is SMTP explain?
4. What is NZB indexer?
5. What are NZB files?
6. What is POP email protocol?
7. What is the World Wide Web simple definition?
8. What is pop used for?
9. Is pop TCP or UDP?
10. What is Usenet used for?

Tags

1. #associated
2. #recipient
3. #names
4. #particular
5. #server
6. #transfers
7. #addresses
8. #versa
9. #information
10. #including
11. #outgoing
12. #domain
13. #address
14. #provides
15. #translates
16. #email
17. #account
18. #transactions
19. #sender