Answer: Foxhound comes in two parts: An Installshield setup file and a registration key.

The setup file can be downloaded from the Foxhound home page.

A registration key can be purchased, or obtained for free, as follows:

Basic Edition registration key $195.00

Extended Edition registration key $395.00

If you already have the Basic Edition installed, you can upgrade by purchasing an Upgrade Basic To Extended Edition registration key for $200.00

Evaluation Edition - ask Breck.Carter@gmail.com for a free registration key. If you're in a hurry, you can buy a registration key for $4.95 It is also possible to renew an expired Evaluation Edition; ask Breck.Carter@gmail.com.

See also...
How do I install Foxhound?
How do I reinstall Foxhound?
How do I upgrade Foxhound from one edition to another?
How do I get multiple copies of Foxhound?
What is Foxhound?
What are the Foxhound system requirements?
What are the differences among the different editions of Foxhound: Evaluation, Basic and Extended?
What happens when a copy of Foxhound expires?