To be competent when dealing with things digital you need to have an understanding on the web and how it works. First of all what goes on the web stays on the web its impossible to remove it completely. So you show always be cautious what it is your posting online. Anything online can be modified which means it may not be the original thing or isn’t the same as it first was. This can lead to people using other peoples stuff as their own or even lying about what it is they look like. You should be knowable of these things and know how they work in order to fully understand.