Payment contract?

Set the option as No since Planon supports sales invoices currently.

Is invoiceable from

Enter a valid date to indicate the date from when the closed amounts of a contract can be invoiced. When creating a new contract, set this date as Planon > calculation start date.

Invoice address

Enter a valid address of the receiver of the invoice. If an address is already specified for an accepting contract party in Planon ProCenter, by default, it is displayed in this field.