to is a preposition, as in “Let’s go to the mall.” too is an adverb that means “also,” as in “I’ll go to the mall too!” To is a preposition and a versatile little word that can be used to say many things. You can use it to indicate a goal or a direction of movement, as well as a place of arrival.

Main To vs. Too Takeaways: To is typically a preposition or infinitive verb. It shows a relationship between words or elements. Too is always an adverb. It can also indicate an excessive amount. Therefore, when you need a word that means more, use too with more ‘Os’.

Use “to” for direction, movement, or to indicate the infinitive form of a verb. Use “too” when you mean “also” or “excessively.” In our experience with the English language, we often encounter words that sound alike but have different meanings.

To is more formal than too and is always used before a verb, while too is less formal and can be used either before or after a verb. One way to keep “to” and “too” straight is to think about what each word represents. “To” is a preposition that shows direction or a relationship between two things.

When considering to vs too, the best way to decide is to focus the meaning of too as this is much simpler than to with fewer meanings. Think about whether what you are saying is about something being excessive or in addition to something. If it is then it is too. If not, it will be to.