Racialized job applicants often contend with hiring practices designed to exclude them.
The artist and his granddaughter were handcuffed after the man came to the bank to open an account for her.
People crossing the U.S.-Canada border reported longer wait times and intensive questioning.
The incident is the latest in a series accusing campus security of racial profiling.
The clothing chain issued a formal apology on Twitter.
It took place during an event known as Black Voices on the Hill.
Selwyn Pieters says police "surrounded" him without cause when he was trying to board a plane.
Hong Shing Chinese Restaurant racially profiled the friends, Ontario's human rights tribunal ruled.
He said he was humiliated when an employee searched him for stolen goods.
A video of the encounter went viral.