What are the best and reliable mean of getting do-follow backlink for website
Please take time to search the forums before posting a new question, as you’ll often find it’s been asked and answered before. In this case, you will find many, many threads about link-building.
For example:
How should i build quality links?
How can i get dofollow backlink high pagerank in google, thanks
https://www.sitepoint.com/community/t/help-with-link-building/268601
Please have a look at those (and any others you may find which interest you) and if you have a specific question which remains unanswered, then feel free to join in one of the existing discussions. Meanwhile, I’m closing this thread to prevent too many duplicate.