Patent ID: 8719354

Claim:
A method comprising: identifying, by a processor, a set of users having identifiers of an electronic messaging application based on electronic messages associated with the users; automatically selecting, by a processor, a first user and a second user from the set of users in response to a change in content in at least one of a first electronic message associated with the first user and a second electronic message associated with the second user, wherein the first electronic message is set as an automatic response to incoming electronic messages intended for the first user, and the second electronic message is set as an automatic response to incoming electronic messages intended for the second user; determining, based on the change in content in at least one of the first electronic message and the second electronic message, whether the first and second electronic messages have common content; detecting, based on the common content, that the first user and the second user are both located at a particular geographic location; and without receiving a request, indicating at a client device that the first user and the second user are both located at the particular geographic location.