1. A computer-implemented method for extracting data, the method comprising: receiving, by a processor, a message associated with at least one of a plurality of user accounts; processing, by the processor, the message to detect one or more key words; determining a template related to the one or more key words, wherein the template associates one or more portions of the message with one or more tags; based on the determining, extracting the data from the message using the template; determining a domain associated with the message, wherein the domain is determined using a plurality of domain learning models, the plurality of domain learning models residing on a shared pool of remote servers accessible by a user and other users; and based on the determining, categorizing the message.