36. A system, comprising: a user interface coupled to an access point, configured to prepare a customized message and a trigger word for storage in the access point, to enable the access point to detect events specified by the trigger word, the trigger word including a specification of an address of a wireless terminal to be detected, a specification of a type of the wireless terminal, and a specification of a time of day to detect the wireless terminal wherein the events include receiving a signal from a wireless terminal within a coverage area of the access point, the signal indicating a type of the wireless terminal and an address of the wireless terminal; a radio in the access point configured to receive a packet including said type indication and address from a mobile wireless terminal; a processor in the access point configured to match said type indication and said address in the received packet with said trigger word; said processor determining that the time of day specified in the trigger word is the same as the time of day that the wireless terminal is detected; and said processor determining a match and in response, using said trigger word to invoke sending the customized message to a server.
36. A system, comprising: a user interface coupled to an access point, configured to prepare a customized message and a trigger word for storage in the access point, to enable the access point to detect events specified by the trigger word, the trigger word including a specification of an address of a wireless terminal to be detected, a specification of a type of the wireless terminal, and a specification of a time of day to detect the wireless terminal wherein the events include receiving a signal from a wireless terminal within a coverage area of the access point, the signal indicating a type of the wireless terminal and an address of the wireless terminal; a radio in the access point configured to receive a packet including said type indication and address from a mobile wireless terminal; a processor in the access point configured to match said type indication and said address in the received packet with said trigger word; said processor determining that the time of day specified in the trigger word is the same as the time of day that the wireless terminal is detected; and said processor determining a match and in response, using said trigger word to invoke sending the customized message to a server. 37. The system of claim 36 , wherein said type indication is a class of device indication of the wireless terminal.