The phrase "to include the link" means to add or attach a specific web address to a document, message, or other communication so that others can access it easily. Full definition
Then I also include a link in emails to my list with a brief intro around it to generate interest. (elizabethspanncraig.com)
Not only do you get the opportunity to put in a website link, but you can also include links in your «About Me» section which will turn into live URL's. (bookbuzzr.com)
Thank you also for including the link for the custom - designed protein. (carascravings.com)