- Fast decision making with real-time communication - 1:1, 1:n message/file transfer - Closed user group - Reduce network/server resource by utilizing P2P system - 50% - 80% lower price than the major enterprise   messenger vendors - Access control by person/group etc. - Cooperation/Communication between HQs/   branches/factories, Without geographic limitations. - Prevention of critical internal data outflow by packet   encryption - Block message/Mail viruses and malicious codes