Remote database connection

Question

hello,

i know which i ask here is very simple but problem is problem

i m working with the c# project like CRM (Customer Relationship Management) i completed this software successfully.and  create its .exe file also.

 Software'll  use in  multiple computers but database'll only in server now i am confuse that how to connect another computer with the server where database is installed.

i installed sql in server and also attach database with that.

now any one cal tell me how can i connect client computer with server to use CRM