Individual job's can be discounted by adding a discount item under the jobs Quotes & Invoicing item list.


At this stage any discounts must be a fixed dollar amount. 


To do this:


Open the job you wish to discount


Go to the Quotes & Invoicing Tab


Click the add item/service button to add a new item


Add the item as shown below:


1. Set the item Quantity to -1 (Negative 1)


2. Set the Item name / code to Discount, etc


3. Set the Item price to the discount you wish to provide


Hit Save and you're done!