On the RACK RATE line of the corresponding category, click to scroll the display

On the line Length of Stay, click on the start date of your choice.

You can then choose to apply a minimum and a maximum

Or simply one of the two. Once done, Click on "APPLY"

The second method is available in "ADVANCED EDITING"

STANDARD ROOM QUEEN BED - MOUNTAIN VIEW - SIMPLE OR DOUBLE OCCUPANCY

You can then apply the modification on all the categories

You will see a summary. To finalize click on "APPLY"

Define the length of stay