Exchanging data between MS Office programs and online back office

Exchanging data between MS Office programs and online back office Objective The objective is developing a solution similar to [login to view URL] Where an already build ASP,NET 2.0 web based back office can share information with Microsoft programs. The Back office is located on a remote webserver. Background information We are currently developing a back office system which will be used by companies around the globe. The system is developed with ASP.NET 2.0 and used AJAX, C# and SQL server. We want to be able to exchange information within the back office with Microsoft Programs. For example: 1. Synchronizing MS outlook scheduler with the online Back office scheduler 2. Attaching Ms Word documents to contacts in the Back office system 3. Attaching MS Excel documents to contacts in the Back Office system 4. Synchronizing MS outlook contacts with the online Back office contacts list (this is already developed) 5. Synchronizing MS outlook tasks with tasks in the remote online back office. 6. Etc. Proposal If you are interested, could you send me a proposal how you would do this and what it will cost. You need to be able to show me relevant samples which you have developed!