Determine whether each of the following is consumption, investment, or neither. Explain your answer.

1. A landscaping company buys a new four-wheel-drive vehicle to carry fertilizer and flowers.
2. A doctor buys a new four-wheel-drive vehicle to use on vacation.
3. A family puts a new kitchen in their house.
4. The campus bookstore increases its inventory of textbooks.
5. Your parents purchase their dream home, newly built to their specification by a local contractor.
6. Your parents buy a vacation home from a friend who had owned that home for years.