Google suggest company officials follow their structured data requirements so that their content becomes eligible to appear as high result.

Also Read: Google Larger Sites Not To Use Google Crawl Setting

Image Source: Search Engine Journal

Using different structured data that Google supports is optional but acceptable as a result it helps Google to rank the content accordingly.

Image Source: Search Engine Journal

More on the Information:

1. Using structured data guidelines doesn’t give any guarantee that the web page will appear as a result rich rather than just become eligible to appear as a result rich.
2. If a company goal is to display a web page as a rich result in google, then guidelines must be followed.