Robots.txt: Like a stoplight, a robots.txt file offers online search engine spiders or crawlers way. You’ll use this file to allow spiders to crawl your web site. You may as well use it to prevent them from checking out URLs like your paid landing webpages. When your Business sells sneakers, https://www.youtube.com/channel/UCTleG6-484F7WHZD0hAjRRw