What is the relationship between SEO and SEM?

[rscomponentseo]

What is the relationship between SEO and SEM?

[Saravanan28]

SEO :
Seo is the process of optimizing the website to reach a better position in search engine. Seo focuses on rankings in organic search results. By Seo, business or a website can gain more popularity and visibility hence it improves the profits.

SEM:
Search Engine Marketing is basically advertising your products or services on search engines.