Methods and systems for facilitating electronic transactions on a mobile communications device are described. Available funding sources for sending funds to a contact from a list of contacts is provided for display on a graphical user interface (GUI) of a mobile communications device. A selection of a funding source from the available funding sources is received from the mobile communications device. In response to receiving a selection of the funding source, a payment indicator is provided for display on the GUI. A touch input associated with the payment indicator is receiving via the GUI. A transaction amount is determined based on a contact point dependent measurement of the touch input. The determined transaction amount along with the payment indicator is provided for display on the GUI.