Relative dates, for example "5 days ago" or "Next 5 days" can be very useful when creating reports. To use relative dates, follow the instructions below.
Login to Menuboard Manager
Go to the Reports app (top left application selector)
Create a new report
In the search criteria, select a related field, for example "Last Connection"
Set the Operation to "Less than", "Greater than", etc
In the date field type "5 days ago"
Run the report