Why increasing the investments in server monitoring is so crucial currently for majority of enterprises?

Currently we live in an era, in which the most important role is played by the information. Everyone of us needs to know as much as possible, sometimes for some skills or data we are likely to pay a lot of money. Furthermore, there are people, who are responsible for organizing the data as well as analyzing them in order to achieve as high profits as possible. Thus, we should also be aware of the fact that for example concerning having a website of our company, there is a risk that somebody from outside would be interested in acquiring our data.