How many backlinks from every blog ? ( tier 1)

Hi
i wanna know How many backlinks from every single blog (Tier 1) is recommended?
I have small e commerce (wordpress) website with 3 key word!
2 Targeting keyword on my homepage and 1 others in my inner pages.


*How many backlinks should made from a blog (For example my Blog have 3 unique articles) ?
1 link to each article ?
2 links in total to one article? ( one to homepage and one to inner page)
1 link in sidebar

*What is the best % diversity on backlinks for my small website?
Majority of backlinks to Home page or inner pages ?


Regards

2 links in total to one article? ( one to homepage and one to inner page)

This method is good. You can place 2 KW's with different target page within one article.

It depends on the quality and niche-relevance of your sources

It also depends on how intense the competition is