A sending system, which includes one or more computer systems including a sending computer system, sends, via a predetermined transport, data indicative of an intent to send an object from the sending computer system. A receiving system, which includes one or more computer systems including a receiving computer system, receives the data indicative of an intent to send the object. In some embodiments, the receiving system may analyze the data indicative of an intent to send the object and select an appropriate transfer mechanism to receive the object. The receiving system sends data indicative of an intent to receive the object at the receiving computer system. The sending system may receive the data indicative of an intent to receive the object, may analyze the data, and select an appropriate transfer mechanism to send the object.