A method for managing tax audit information for a business entity using a server system is provided. The video file includes video frames each having a timestamp and the GPS data file includes portions of geographic data each having a timestamp. The wrench is also extendable to provide additional leverage during use, the wrench further capable of separation forming two independent wrenches. In some embodiments, at least one intermediate portion has a voltage level greater than zero and less than or equal to a threshold voltage level in order to reduce the power needed to operate the droplet ejection device.