How do you use outside as a preposition?

- To indicate a position or location that is not inside something:

- The cat is _outside_ the house.

- I left the book _outside_ the door.

- To indicate a direction or movement away from the inside:

- We went _outside_ to play in the snow.

- He looked _outside_ the window to see if it was raining.

- To indicate exclusion from or beyond the limits of something:

- She is _outside_ the age range for the competition.

- The cost of the trip is _outside_ our budget.

- To indicate something that is not included, relevant, or applicable:

- That issue is _outside_ the scope of this discussion.

- It is _outside_ my area of expertise.