How do I make the centralized database sql server 2008

Revision 2
I have already make the application in C# (2010) and SQL SERVER 2008 (SQL Server Management Studio R2). My Application work well but now i want to convert my application to server client environment.

I want to keep the database on one computer and multiple computers access this database through my application.

Please Help me which changes i made to solve this problem.


And my another problem is I want to convert amount into words.
Like this
1 = ONE Only
10 = Ten Only
320 = Three Hundred Only
4100.25 = Four Thousand One Hundred and Twenty Five Pisa