Abstract: This disclosure extends to systems, apparatus, and methods for indicating the desired placement of material in relation to a cutting machine to achieve a desired cut. A digital precision guide system comprising a digital guide rail configured to be positioned adjacent to a cutting machine, wherein the digital guide rail and a user interface comprising a processor, wherein the processor is configured to receive at least a desired cut length from the user interface and indicate the desired cut length away from a blade of the cutting machine. The desired cut length may be indicated by actuating an LED indicator tick mark or moving a trop member to an appropriate position for placement of the material to be cut. The system may further include at least one of a digital tape measure or a digital angle measurement device.

Abstract: A user selectable dual battery system for a mobile communications device. The system has a user selectable switch to select between one of two batteries in the dual battery system. When one of the batteries goes dead with just a quick switch you use the other one for emergency. The dual battery provides the user with an extra reserve of battery power so they don't have to worry if their phone goes dead.

Abstract: The present invention generally relates to remote physical therapy applications. In particular, the system and methods herein described relate to the provision of remote physical therapy services over one or more networks whereby a patient can receive physical therapy services from one or more physical therapy service providers without requiring the patient to visit a particular physical location.