A system for use in processing a plurality of calls coming into a contact center, each of the plurality of calls comprising a streaming voice signal, the system comprising: an interceptor adapted to receive the plurality of calls, and temporarily store them in short term memory; and a recognizer, in communication with the interceptor, operative to continuously analyze a call of the plurality of calls to detect occurrence of a predetermined utterance having response-determinative significance to provide a detected utterance, wherein the interceptor is further adapted to delete from the short term memory, based on the detection of the detected utterance, at least one of the temporarily stored calls; and characterised by: a treatment processor, in communication with the recognizer, and adapted to receive electronic inputs from a caller making the call, the treatment processor further comprising a storage component storing historical data; wherein the treatment processor is adapted to determine a responsive action, and wherein said responsive action is determined based on the response-determinative significance corresponding to the detected utterance, on the electronic inputs and on said historical data; wherein electronic inputs are received from the caller making the call in the form of dual-tone, multi-frequency, DTMF, tones, short message service, SMS, messages, e-mail, web form data or telecommunication data. an interceptor adapted to receive the plurality of calls, and temporarily store them in short term memory; and a recognizer, in communication with the interceptor, operative to continuously analyze a call of the plurality of calls to detect occurrence of a predetermined utterance having response-determinative significance to provide a detected utterance, wherein the interceptor is further adapted to delete from the short term memory, based on the detection of the detected utterance, at least one of the temporarily stored calls; and characterised by: a treatment processor, in communication with the recognizer, and adapted to receive electronic inputs from a caller making the call, the treatment processor further comprising a storage component storing historical data; wherein the treatment processor is adapted to determine a responsive action, and wherein said responsive action is determined based on the response-determinative significance corresponding to the detected utterance, on the electronic inputs and on said historical data; wherein electronic inputs are received from the caller making the call in the form of dual-tone, multi-frequency, DTMF, tones, short message service, SMS, messages, e-mail, web form data or telecommunication data. a treatment processor, in communication with the recognizer, and adapted to receive electronic inputs from a caller making the call, the treatment processor further comprising a storage component storing historical data; wherein the treatment processor is adapted to determine a responsive action, and wherein said responsive action is determined based on the response-determinative significance corresponding to the detected utterance, on the electronic inputs and on said historical data; wherein electronic inputs are received from the caller making the call in the form of dual-tone, multi-frequency, DTMF, tones, short message service, SMS, messages, e-mail, web form data or telecommunication data.