When you are on holidays, you're probably looking for stamps. The postcard'ritual tends to be less used than before but we still want to buy stamps!
In Canada you can buy stamps in a post-office or in a "dépanneur" as called in Québec. The Standard Canada postage stamps to write outside the country is 1$55. Inside, it's 0,52$can. About the standard US postage stamps, it's usually 0,39$us. But you can use the first class wich is more expansive, 0,41$.
For the stamp collector, you can have a look on www shop usps com for the United States or www postescanada ca for Canada. Then, you'll see stamps online to complete your stamps book, of course, if you are aware about stamps collecting !
For the professionnal staff, there is also a recommanded website wich is stamps com. You'll find bonus offer and send easily your mails and ship worldwide. This services are offered by an American company to make safe the expedition of your postage. The company garantis a trial in 4 weeks.
Have a look on it and have a good post!