1. A system for depositing a check, comprising: a mobile device having a camera, a display and a processor, wherein the processor is configured to: project an alignment guide in the display of the mobile device, the display of the mobile device displaying a field of view of the camera; monitor an image of the check that is within the field of view; determine whether the image of the check aligns with the alignment guide; automatically capture the image of the check when the image of the check is determined to align with the alignment guide; and transmit the captured image of the check from the camera to a depository via a communication pathway between the mobile device and the depository.