Denied boarding because of slight water stain on passport
According to the story linked to below a Markham, Ont. family says their flight to Peru in June had a rocky start before it even started. The issue: one of their passports was rejected by an Air Canada agent who claimed it had water damage. AC then did not live up to their promise to let him change his flight at no cost.
http://globalnews.ca/news/2943753/wa...p-for-gta-man/