But Believe me you are Totally wrong because both are Equally Important you have to do both to make Google and Other top Search Engines fall in love with your Site.
So Let,s Start with the Basic to make it Easier for new SEOs/Bloggers.
What is On Page SEO and what is Off Page SEO ?
On-Page SEO Techniques to Boost Your Ranking in 2016
External Quality Linking
Keyword in Meta Tag and Meta Description
Keyword in H1 Tag
Keyword in Images Alt Tag
Keep your URL Short and Clean
- xyz.com/74847948774 (Don,t use Numbers in yout URL)
- xyz.com/your-keyword-more-more-more ( Don,t use long URL )
- xyz.com/your-targeted-keyword ( Keep your URL Keyword in Three words )
- xyz.com/2016/01/your-Keyword ( you can use date in URLs ) For News Sites
Keyword in URL
Other Important On-Page Optimization
Also Check out 23 Awesome tools to Make your Content Marketing Better