When you add the show select the Comp or DPAAComp-I price type
A window will open asking you to select from a list of reasons
Select the appropriate reason and press OK
You can change the reason at a later point by pressing the Comp Rsn button at the bottom of the order

Add the performance to the order and select seat as normal
with the show selected press the Price Dtls button at the bottom of the order

then change the price to match they desired cost

sometimes other things may add to the ticket price and you may need to adjust the price to get the desired total per seat cost

(this doesn't factor in processing or other fees if applicable)
Human Race Memberships are tied to their tessitura account (HRM Constituency)
Once you have their account pulled up add the show to the order as normal and the discount should apply automatically

They are eligible for 4x $10.00 tickets for each performance