First, we suggest you utilize a plugin for your CMS. For our clients, we always work with WordPress as the CMS and Yoast SEO as the plugin. Following these directions:
- Login to your website
- Go to the page you want to optimize
- Go to the Yoast SEO tab on the page
- Click on the tab "Page Analysis"
- This will teach you how to deliver an optimization to Basic Optimization levels
Then, we suggest you read over what we do for our Standard Optimization: https://overdrivestrategies.zendesk.com/hc/en-us/articles/204253144