To large corporations besides traditional advantages of SWIFT (reliability speed safety and financial responsibility) usage of the given service allows to apply a principle of "a unite window at work with several banks. Those users who already work with services of SWIFTNet (for example Equiry Link RTGS plus) can use available connection and the program interface for access both to the specified services and to FIN service. To large corporations besides traditional advantages of SWIFT (reliability speed safety and financial responsibility) usage of the given service allows to apply a principle of "a unite window at work with several banks. All procedure of the introduction of the user in SWIFT takes not less than 2 months at collective and not less than four months at own connection. The integrated package of administered services of transfer of the formalized messages All procedure of the introduction of the user in SWIFT takes not less than 2 months at collective and not less than four months at own connection. To large corporations besides traditional advantages of SWIFT (reliability speed safety and financial responsibility) usage of the given service allows to apply a principle of "a unite window at work with several banks.