Abstract: Systems and methods for opening, funding, and/or using a financial account are disclosed herein. In one embodiment, a computer-implemented method for providing a financial account includes receiving a request from a user to open a financial account. In response to receiving the request, the method further includes providing a plurality of unused checks to the user. The method additionally includes receiving a first check which has been used in commerce and includes a first signature of the user, and storing an image of the first signature from the first check. The method further includes receiving a second check which has been used in commerce and includes a second signature of the user, and comparing the second signature on the second check to the image of the first signature to authenticate the second signature.