Yes they are
Yes, Sobey's is open their regular hours on Labor Day.
Yes, Safeway is open on Thanksgiving Day.
According to the safeway website, at least some of the safeway stores are open. Check the website to verify that the safeway that you want to visit is open. The hours listed are "regular hours."
Yes, it is open from 1pm - 11pm
No. It is total shutdown.
Walgreens
Yes, Sears is open on Labor Day.
Yes, Sears is open on Labor Day.
No, Canadian Tire is not open on Labor Day.
Not in the UK. It looks like you will have to call your local Safeway (or any other retailer) for that information. Holiday schedules and store information have not been posted for 2010 and those posted for 2009 have conflicting information.
I need to know if it is open on labor day
Costco is not open on Labor Day.