Well it depends on what you are referring to. If you wanted to spell it "too" that's would mean like me too. or to, as in i am going "to" the store. So any way you put it, there is always two ways to spell to!
The right spelling is atmosphere.
That is the correct spelling.
Yeah the right spelling is murderer
The correct spelling is entrust.
Begging is the correct spelling.
The correct spelling is woolen.
The correct spelling is valentine.
NO! The correct spelling is spinach.
Harass is the correct spelling.
No. It is brochure.
Yes, you have the correct spelling for insane.
Yes, that is the correct spelling of themselves.