One of the obvious advantages of Excel (or any spreadsheet) for an inventory record is that you can customize the columns to include not only catalog numbers and descriptions but also any other distinct characteristics that are important to you.
When you block a person, they can no longer invite you to a private message or post to your profile wall. Replies and comments they make will be collapsed/hidden by default. Finally, you'll never receive email notifications about content they create or likes they designate for your content.
Note: if you proceed, you will no longer be following .