Asking "when?
Learn to evaluate information

How old is the resource? Is the found document dated? These questions raise the issue of the potential obsolescence of information.

On blogs, it's easy to answer these questions. Information is presented in chronological order. More often than not, archives are accessible in a dedicated section. Publications on social networks are also easy to date.

In the case of websites, you'll usually have to glean information to succeed in dating the information.