Step 1:
open aufinity.com + log in
Step 2:
Select the correct organization on the left (location) and then the items will appear in table form on the right. Select the appropriate reference under “Open”.
Step 3:
If you move the mouse over the purchase price, the “Edit” field will be displayed. Please click on this.
Step 4:
Now you can make changes. At the end of the change, you must confirm with the green tick at the top right. The result will change immediately.
Step 5:
If everything now fits - you only need to send the modified payment invitation once. To do this, navigate to the top right and enter the customer's email address in the “Send to the following email” field and click on “Send”.