Under the Options Tab, the keyboard shortcuts for "Renewable Until" and "Automatic Ticket Renewal" both use "R".  Each shortcut must be unique.  (see attached screenshot)

David J. Conlon
Manager, Software Release Team (SWRT)
Systems Engineering, Information Services & Technology (IS&T)
Massachusetts Institute of Technology
77 Massachusetts Avenue, Building W92-229B
Cambridge, MA 02139
p. 617.253.5988

Important: IS&T staff will *NEVER* ask you for your password, nor will MIT
send you email requesting your password information. Please ignore any
email messages that claim to require you to provide such information.