Due to such a problem the Google crawler may miss an important product that you are selling and that product will never appear as a search result. URLs are at the heart of how Google works Google relies on URLs as information carriers. Each such address is a representation of a part of the page that has its own metadata information about that address. The main metadata relevant to SEO are: titles description robots They are responsible for information whether to display the URL as a search result robots and what content the search result will have.
They can also contain additional information about a given address such as the number of review stars stock levels prices etc. Google search result Not only Google uses metadata Latest Mailing Database social networking sites like Facebook and Twitter also read some information attached to URL addresses. A basic example would be a thumbnail image that will appear on Facebook after it is posted. This image is assigned to the URL. Even such information as the number of likes is assigned to a specific URL address if your post has likes on FB and you change its address you will lose the likes assigned to this address.
You will lose all likes on the page if you implement an SSL certificate addresses will change globally from http to https. Using anchors in URLs The URL addresses may additionally contain the socalled anchor it is a link to a specific place on the subpage. If you have a product page divided into sections you can link directly to one of them the user will not have to scroll. Anchors are represented by element IDs in the DOM tree of an HTML document. The content of the anchor is not a real part of the address and is preceded by a sign. An example of such an address is:formularza The above link will take you to the page with the offer and immediately scroll to the form.