You can get a free Tera Trak R1 subscription by clicking the link below and completing the form. You can also contact DCI Customer Support.
myDCI R1 Redemption Code
Your Tera Trak R1 subscription allows you to register your R1 in your myDCI account and then use the R1 to create bore plans without distance restrictions between waypoints.
After receiving your subscription code, go to myDCI.com to sign into your account (or create one) and apply the code in Subscriptions.