Unless otherwise agreed in writing by the Website Company where credit terms are given, payment due not later than 30 days from the last month of date of invoice ("the Due Date") Because time was of the essence of entire day of your payment.
Unless otherwise agreed in writing by the Website Company, where credit terms are given, payment is due no later than 30 days from the end of the month of the date of invoice ("the Due Date"). Time is of the essence for payment.