PR means Page Rank. Page Rank is a link analysis algorithm used by Google to help determine the relative importance of a website. Every website is given a Google Page Rank score between 0 and 10 on an exponential scale.
Use bellow SEO Activities.
Social Bookmarking
Blog Posting
Article Submission
Guest Posting
Social media sharing
Infographics Submission
Local listing
Video Posting
Image Sharing
The most effective off-page SEO activities?
Social media sharing
Guest Posting
Infographics Submission
Local listing
Article Submission
Blog Posting
Video Posting
Image Sharing
Social Bookmarking
On-Page factors:
Keyword in title tag.
Keyword in description tag.
Keyword in H1 tag.
Using keywords in the pages copy.
Length of the content.
Duplicate content - Avoid duplicating content and write original copy for each page.
Site factors:
Sitemap
Domain trust
Server location
Mobile...