For your P2P options, there is a marketplace that shows best offers (buy or sell) on a few of the larger P2P platforms:

Yadio Bitcoin Marketplace - find the best price from multiple P2P platforms #7224 https://yadio.io/market.html

Or, maybe you build a community of local traders:

Do this: Create simple p2p no-KYC exchange groups with your friends #7424

Or, maybe something like Robosats?

Robosats: A P2P Fiat-to-Bitcoin Trading Site with Lightning Support #11785

There are many other P2P platforms:

Person-to-Person bitcoin Trading Exchanges https://github.com/cointastical/P2P-Trading-Exchanges