General Help from OCAD Website : The HowTos section is particularly valuable.
Geo-referencing an OCAD map : 22nd April 2014
Using a GPS with OCAD Jan 2016 includes section on Garmin Custom Maps and using Smart Phones with OCAD
Notes on using Course Planning with OCAD Updated Feb 2014. These notes, although originally written for OCAD 9 are equally usable for later versions as well as CS. Menu locations are slightly different.
Setting up and managing Master Maps April 2010, Updated Jan 2016 to suit later versions of OCAD plus a number of corrections and improvements.
Using Google Photography in OCAD re-written 21st April 2014