How to purchase guest post websites as an advertiser?

A user (advertiser) can search a website by using a keyword or a domain name in a search bar. If a user searches a website by using a particular keyword, a list of websites will display on a screen. He/she can select a website as per his/her needs.

 

Here is a short GIF that will help you.

 

After adding a website in add to the cart section, a user has to login himself to purchase a website.