In developing regions, Internet connectivity is extremely poor, while mobile phone penetration is much higher. The inhabitants of developing conuntries still rely on traditional social mechanisms, such as word-of-mouth, to gather most information that they use in everyday life. In this paper, we propose Goose, a Social Network Service (SNS) architecture for developing regions, which provides services including friend searching, resource sharing and information seeking. Goose uses both the

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... d GSM coverage and Delay Tolerant Networking (DTN) technology on mobile phones, to enable social information exchange even without cellular data coverage. Received/ Sent Messages RCT FM Address Book