Go to: Create/Edit Products -> [Enter your password] -> New Item

Input form values as on the image below. Please note that product Code must be EXPERTZZZVAR.

Press Button "Edit Delivery Method"

Input form values as on the image below.

Press button "Edit Email"

Change the following values:

Enable Variable Pricing: On

Minimum price of product: 10

as on the image below, other setting left by default