Experience on specific crops helps in this area also. They practice money management and sound marketing. This can be the most difficult area. Often options are limited and the alternatives aren't as concrete as production choices. In an era of low interest rates, money management choices seem limited.
Marketing involves finding a buyer and ensuring quality and reliable delivery.
Buyers will deal first with the person who makes it easy for them. They hire consultants. Larger operations hire consultants for a range of services from just insect scouting for one crop to a total farm plan encompassing soil fertility, pesticide recommendations and scouting. Delegating the responsibility to a consultant can help the manager manage better. It's important, however, for the manager to make clear what's expected.