Personal data could be anything like your SSN, CC# or other secrets. Personal behavior is a more specific classification like "user scratches his butt every mo

Personal data could be anything like your SSN, CC# or other secrets. Personal behavior is a more specific classification like "user scratches his butt every morning" or "user picks nose". In the context of Office Applications it's going to be even more specific things like "user always tries to click on URLs in emails before CTRL+clicking them."