Abstract: A computer-implemented method is disclosed. The method comprises managing a plurality of user accounts, including a first user account associated with a first user and a first user device and a second user account associated with a second user and a second user device, the first user account being associated with an alliance network comprising the second user account as an alliance network member to the first user account. The method further comprises determining one or more interests of the first user from a first set of data sources, including a user profile associated with the first user account, an online activity log associated with the first user account, and a first plurality of digital communications offered by the first user account for exploration of relationships. The method further comprises detecting a new contact of the alliance network and identifying one or more interests of the new contact from a second set of data sources.