Good day!
I want buy your product - Mach3. What I receave from you? Serial number, USB key or something else?
My Boss whant know this information before buying.

You will receive  a personalised license key file by email.

The Mach3 program can be downloaded from the Artsoft site http://www.machsupport.com/software/mach3/ and this can be tried (It is the full program but has some limitations in Demo mode) to establish that it meets your needs before buying the license.

Tweakie.