communication method this example utilizes text messaging the caller 110 indicates acceptance of the offer to the communication system 130 by use of a key press dual tone multi frequency dtmf signaling speech or some other indication on the calling device 120 a caller or calling device identifier 150 is determined for caller 110 or the calling device 120 for example by using calling line identification clid calling number identification cnid automatic number identification ani a line identification database lid or any suitable method for providing an identification of the caller 110 or the calling device 120 alternatively the caller 110 may be asked by the communications system 130 to input the caller or calling device identifier 150 the caller or calling device identifier 150 can be used to confirm the calling device 120 is capable of interacting by the alternate communication method for example by accessing an external network database 160 in some embodiments the communication system 130 may query the calling device 120 directly to determine the capabilities of the calling device 120 once a caller or calling device identifier 150 is known or the capabilities of the calling device 120 have been determined an initial communication may be sent to the calling device 120 all replies and subsequent communication interaction may be between the.