A good internal linking strategy is important as it can be used to facilitate faster crawling, distribute page rank more clinically and improve the user experience by allowing the Site’s visitors to find content more readily. Furthermore, a well structured linking policy sends clear signals to Google about what you consider your most important pages to be.
Internal Link Issues
As per External Link Integrity, clean Internal links are as important if not more, as poor hygiene not only generates negative ranking signals but also erodes crawl budget.
Including phone numbers, email addresses and other contact information in plain text or marked up form is commonly considered a security risk and is discouraged because it attracts spam and related bad behaviour. For regulated sites, however, especially those designated as YMYL, cloaking contact information by using images and similar practices are discouraged. Emphasis is placed on transparency, encouraging the use of all click-through protocol designations such as