Picture this: Someone in your office decided to buy a new app. Maybe they told you about it ahead of time, maybe not. While you may rightfully assume this is a responsibility of an application development team, app monitoring often falls to sysadmins or network admins. Either way, if you develop an informal application footprint, you can save yourself headaches later. The seven tips below can get you started in developing a footprint for the application. They'll make you a smarter user of your network monitoring tool if the app ever strays into rogue territory.