Selecting 'Y' adds support for multiple service date entry to MSO.
The fields Select Dates Option, From Date, Through Date, Exclude Weekends and Select Dates are added to the myAvatar MSO forms for Fast Service Entry, Fast Service Entry Submission, Claim Processing (CMS-1500), Claim Processing with Override (CMS-1500), Claim Processing (UB-04), Claim Processing with Override (UB-04), and Foster Care Service Entry.
Selecting 'N' removes these fields from the myAvatar MSO forms and disables the related functionality.