Methods, devices, and systems are disclosed for an M2M Interest Function. An M2M Interest Function may receive requests from users to publish the users' personal interests in particular data identify relationships and patterns in the data. Associated data may then be stored in a single best location for such data based on various criteria rather than on separate M2M Gateways or M2M Servers. This location may be provided to users interested in such data. Relationship and association data may be provided to M2M gateways.