If you want to choose which buyers and sellers you want to interact with, go to P2P → My Offers, choose an offer and tap 🔹 Turn Offline, then choose Edit Restrictions in the offer settings.

Your offer will only be available to people who match parameters you set, such as the number of completed orders, total volume of all orders, number of days since the user started using the bot, or if the user has a Telegram Premium subscription.