On-Page SEO techniques to use
 

Optimize page titles
Optimize Meta descriptions
URL Optimization
Internal Linking
Core web Insights
Mobile Friendliness
Content Audit

These On-Page SEO techniques include optimizing the text content (meta tags, permalinks, web copy, images etc) and optimizing the HTML (includes removing unwanted codes, mobile friendly site, no iframes, loading time etc.) of the web page.

When you will go for On page SEO process then you should do concentrate on

1) Keywords Research and Analysis
2) Meta tag creations
3) Header tags
4) Alt+Image tags
5) Google Analytics tools installations
6) Google webmaster tools installations
7) Robots.txt
8) Sitemap.xml installations
9) Content optimizations
10) Url redirections etc.