Cue the festive panic: it's less than one month until Christmas.

It's also notoriously the busiest time of year for post offices. And with all the Canada Post labour action in the news lately, some people might be wondering if their packages and cards will still arrive in time for the holidays, or what their mailing options are.

Last week, Canada Post and the union representing thousands of mail carriers across the country said they reached agreements in principle after two years of contentious bargaining. The Canadian Union of Postal Workers ( CUPW) said the sides "agreed on the main points of the deals," and that rotating strike action had been suspended.

But what do they mean by, "in principle?" Could the strikes start again? And how can Canadians make sure their holiday pa

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