Send us the an email indicating to us the following

Type of assignment
Detailed specifications of the project
Volume/Scope of work
Turn around time desired
Reference samples, if any
Scanned files (in case of CAD assignment)
Output format desired (in case of CAD, Multimedia assignments)
Your address, contact number & email id
Other instructions, if any
You may send to us the large files via FTP
(We may provide you a customer FTP account for the same)