Infants develop the fine muscles in their hands before they develop those required for speech, so they’re equipped to communicate with toi before they can speak. This site can teach toi how.
Visiting in person is one of the best ways to learn about a preschool. Most schools are pleased to have prospective parents visit. If toi feel that toi are not welcome at the school, that should make toi think twice about whether it's the right school for you.
Amazon.com has cases (6 25oz cans) of Similac Advance baby formula for $130 with free shipping. This is a good deal as a single can normally costs $25 at the market.