Stick with me and we'll go places
Depends on how many pages the letter is; an average letter, say two pages - one stamp.
The stamp has to be accepted where you mail the letter. If you are mailing in Canada, you need a Canadian stamp. If you are in the US mailing to Canada, you can use a US stamp.
Yes. Every letter mailed in the US needs a stamp.
a letter.. ?
yes, you pretty much ALWAYS need a stamp to send a letter in the mail. :)
you should date stamp a letter because then others know when it came in and when in can be distributed
3 Just one stamp will do it for a normal letter.
The correct phrase is "in the letter," as it refers to the content contained within the letter itself. For example, you can say, "In the letter, she expressed her gratitude." "On the letter" would typically refer to something written or placed on the exterior of the letter, like an address or a stamp.
yes
no
The reason you need a stamp to mail a letter is because the stamp is the proof that you paid for your letter to be delivered. Instead of paying the mailman directly, and waiting for him to come to your house so you can pay the mailman to deliver your mail, the stamp proves that you paid for the delivery of the mail.
You put the stamp on the letter, which you mail to get on Reality TV Island