In this episode of Whiteboard Friday, Tom discusses the SEO idea of crawl budge.
Crawl budget is the number of pages that is crawled and indexed by a website within a certain timeframe by Googlebot. It determines how often the most important page of that site gets crawled and how often an in-depth crawl is executed.
Google has only so much time that it is willing to crawl your site, so if you are having issues with indexation, then this is a video for you.