A programming interface is available so that you can programatically post your ads onto Openlist.ca.
To use the API you need to obtain an API Key Code. To obtain one, please contact support@openlist.ca
API Documentation: http://www.openlist.ca/Openlist_API_100.pdf
For information about this API, please contact us at support@openlist.ca
You can also follow the Openlist Development Team on Twitter. 
Thanks,
The Openlist.ca Team
www.openlist.ca