15. An article of manufacture including a tangible digital storage medium having instructions stored thereon that, if executed by a voice recognition system, cause the voice recognition system, to perform operations including: converting an acoustic signal into a digital signal, wherein the acoustic signal represents a request for location information associated with an item having an association with an aisle and a shelf; monitoring for a user-definable setting, wherein the user-definable setting comprises a trigger word transmitted to the voice recognition system; determining one or more words included in the acoustic signal based at least in part on the digital signal and said monitoring; and providing feedback to the request for location information based at least in part on the determined one or more words, wherein the feedback includes an aisle identifier that identifies the aisle and a shelf identifier that identifies the shelf.
15. An article of manufacture including a tangible digital storage medium having instructions stored thereon that, if executed by a voice recognition system, cause the voice recognition system, to perform operations including: converting an acoustic signal into a digital signal, wherein the acoustic signal represents a request for location information associated with an item having an association with an aisle and a shelf; monitoring for a user-definable setting, wherein the user-definable setting comprises a trigger word transmitted to the voice recognition system; determining one or more words included in the acoustic signal based at least in part on the digital signal and said monitoring; and providing feedback to the request for location information based at least in part on the determined one or more words, wherein the feedback includes an aisle identifier that identifies the aisle and a shelf identifier that identifies the shelf. 16. The article of manufacture of claim 15 , wherein said determining one or more words: processing the digital signal into one or more observations; selecting one or more models for the one or more observations, wherein the one or more models represent one or more sounds that when combined form a pronunciation of the digital signal; and identifying the one or more words from a database that includes words and corresponding models by comparing the selected one or more models with the corresponding models.