21. One or more non-transitory computer-readable media storing computer-executable instructions that, when executed by at least one processor, configure the at least one processor to perform operations comprising: determining an item associated with a transaction linked to a first user account; determining a second user account associated with a recipient of the item; determining a language model, wherein the language model comprises one or more language model elements having a predetermined association with the item associated with the transaction; and associating the language model with the second user account, wherein operations of the item can be initiated with speech input corresponding to at least one of the one or more language model elements.
21. One or more non-transitory computer-readable media storing computer-executable instructions that, when executed by at least one processor, configure the at least one processor to perform operations comprising: determining an item associated with a transaction linked to a first user account; determining a second user account associated with a recipient of the item; determining a language model, wherein the language model comprises one or more language model elements having a predetermined association with the item associated with the transaction; and associating the language model with the second user account, wherein operations of the item can be initiated with speech input corresponding to at least one of the one or more language model elements. 24. The computer-readable media of claim 21 , wherein the item is a device, the operations further comprising providing at least a portion of the language model to the device for use in recognizing speech.