Nights can be added / removed from the beginning / end of a reservation or the dates of stay can be modified completely.
Adding or Removing Nights from an Invoice
To add a night to the beginning or end of an invoice, open the invoice, and click on the "+" sign that is located next to the first date of the reservation or the last date of the reservation. Nights can be removed in the same fashion using the "-" sign...
Changing the Dates of Stay Completely
Open the invoice. At the top of the screen is the "Details" tab, click on it...
Click on the Start and/or End dates to modify them. The property can be changed here as well if moving the guest to a new unit...
Note: This process will regenerate your invoice. ALL payments will remain, but any changes made to rates, additional fees, deposits, etc.. will be lost. Print the original invoice to have a reference for any special rates, fees, deposits, etc. that may have been applied to the invoice.