Mr. Smith can.
Ms is not an abbreviation, therefore no period. If anyone feels it is an abbreviation, please state what it is an abbreviation of. I think I ended the last sentence incorrectly.
yes
Kg
No, you cannot start a sentence with "no" unless you need to do so. No reason exists not to start a sentence with that word, as you can see. No one will care if you do start a sentence with it.
mr.
Yes, you can start a sentence with the abbreviation "FYI."
"sent." is an abbreviation that you could use.
Yes, in American English, a period should be included after the abbreviation "Inc." at the end of a sentence. It signifies the end of the abbreviation and the sentence.
It is widely accepted that the final period after the abbreviation does double duty in ending the sentence and the abbreviation at the same time.
No.
The abbreviation for January is Jan.
No, it is not necessary to end a sentence with two periods if the sentence ends with an abbreviation like "M.D." One period at the end of the abbreviation is sufficient for proper punctuation.
No, you do not need to add an additional period at the end of a sentence that already ends with an abbreviation like Oct. The period from the abbreviation serves as the ending punctuation for the sentence.
The two-letter abbreviation "PA" has replaced the traditional "Penna."
You'd most likely, it depends on the sentence.
i have a PhD in....
No, you do not include a second period when a sentence ends with an abbreviation like "MD." Just one period is used to end the abbreviation and the sentence.