I have experience with this company as a customer and as an employee, both experiences were awful. The customer service is extremely difficult to get in contact with. It was easier for me to physically drive to their office then to wait on hold for an hour.
http://www.canadianisp.ca/cgi-bin/isp_comment_totals.cgi?f=Comments&ispid=132
http://www.canadianisp.ca/cgi-bin/isp_comment_totals.cgi?f=Comments&ispid=132