What is PR in SEO?

Related questions

1. What is DA in SEO?
2. What is backlink in SEO?
3. Should I nofollow affiliate links?
4. What is a DA score?
5. Do follow backlinks meaning?
6. Are Backlinks still important 2018?
7. What domain authority is good?
8. What is a good DA score?
9. What is a good number of backlinks?
10. What is Ahrefs used for?

Tags

1. #press
2. #search
3. #marketing
4. #leads
5. #public
6. #engine
7. #internet
8. #combination
9. #optimization
10. #relations
11. #traffic
12. #papers
13. #purposes
14. #writing
15. #releases
16. #generate
17. #other
18. #words
19. #called