Use the Preferences-Billing-Billing Codes screen to specify the properties of the billing codes or expense codes such as price, rates, markup, etc. These defaults pass on to the expense items when creating expenses.
Add Code 
Click to add a new expense code.
Name:
Displays the name of an accounting code.
Price:
Displays the amount associated with the accounting code.
Cost Rate:
Specify the default cost rate for a selected code.
Employee Reimb:
Select this check box so employees are always reimbursed for a selected expense.
Markup:
Select this check box to automatically markup an expense.
Quantity:
Specifies the default number of units/items (for example, mileage, photocopies, etc.) to apply when this code is used.
Delete 
:
Click to delete a default expense type.
Button Panel
Save:
Stores your settings.
Help:
Opens the ArchiOffice Help in the Preferences section.