Login to your Tithe.ly Admin account.
Select Events from the left-hand menu.
Select the event you would like to create a promo code for.
Select "Ticket Types" from the event menu.
Scroll down to promo codes.
Click "Add New".
Name the promo code and enter the needed information.
Discount (% or $)
Option to schedule the start and end date for the availability of the promo code
Select tickets the promo code can be applied to
Click "Save" to create a new promo code for your event.