A wireless, internet-based, cloud-based, multi-tenant, multi-level control, variable access, multi-user, interactive, computer-implemented electronic network (200 - 228) adapted for providing real-time end user relevant content (278, 292) among network-connected devices as at least one of the network-connected devices moves relative to other of the network-connected devices or as the content or context changes, said content or context including at least one of application-specific designations of who, what, where, when, device(s), activity(ies), profile(s), who else, what else, preference(s), reward(s), display method and sensor(s), said computer-implemented electronic network (200 - 228) comprising: a first control level having a first control level administrative user and first level network-connected devices, wherein the first control level administrative user is adapted to control access to said system; one or more end-user mobile communication devices associated with one or more end-users; a server in communication with each said one or more end-user mobile communication devices; and a relationship management system that resides in said server, said relationship management system populated with historical demographic data for each end-user (264, 271, 272, 274, 280), with input content (238, 240, 242, 244, 266) corresponding to data from known data sources and with content from each of said network-connected devices; wherein one or more of said mobile communication devices including one or more sensors (266, 364, 368, 370, 372, 378, 380, 382) adapted to record and provide sensor input data to said server when each said end-user (264, 271, 272, 274, 280) and each said one or more mobile communication devices are in an end-user current context; characterized by a second control level having N second control level administrative users, where N is an integer, and second level network-connected devices, wherein access to the second control level is controlled by at least one of said first control level administrative user or said second level administrative users, and each of N second control level users have access to one or more of said second level network-connected devices; and a third control level (204, 206, 208) having M third control level administrative users, where M is an integer, and third level network-connected devices, wherein access to the third control level is controlled by at least one of said first level administrative user, said second level administrative users or said third level administrative users. a first control level having a first control level administrative user and first level network-connected devices, wherein the first control level administrative user is adapted to control access to said system; one or more end-user mobile communication devices associated with one or more end-users; a server in communication with each said one or more end-user mobile communication devices; and a relationship management system that resides in said server, said relationship management system populated with historical demographic data for each end-user (264, 271, 272, 274, 280), with input content (238, 240, 242, 244, 266) corresponding to data from known data sources and with content from each of said network-connected devices; wherein one or more of said mobile communication devices including one or more sensors (266, 364, 368, 370, 372, 378, 380, 382) adapted to record and provide sensor input data to said server when each said end-user (264, 271, 272, 274, 280) and each said one or more mobile communication devices are in an end-user current context; characterized by a second control level having N second control level administrative users, where N is an integer, and second level network-connected devices, wherein access to the second control level is controlled by at least one of said first control level administrative user or said second level administrative users, and each of N second control level users have access to one or more of said second level network-connected devices; and a third control level (204, 206, 208) having M third control level administrative users, where M is an integer, and third level network-connected devices, wherein access to the third control level is controlled by at least one of said first level administrative user, said second level administrative users or said third level administrative users.