Abstract: According to embodiments described in the specification, a method, system and apparatus for integrating warehouse management and order management are provided. The method comprises: maintaining, in a memory connected to a first server, a first data store comprising a plurality of records representing one or more items at a production site; detecting an event at the first server, the event comprising an update to the first data store; in response to detecting the event, determining whether a further action is required to send at least one outgoing message to one or more of a second server and a third server; and, when the determination is affirmative, generating a the outgoing message and transmitting the message to the one or more of the second server and the third server.