If you're right, you've got to take a stand, or people will walk all over you. 1 Listen to your gut. 2 You're generally better off sticking with what you know. 3 Sometimes your best investments are the ones you don't make. The worst thing you can possibly do in a deal is seem desperate to make it. Leverage is having something the other guy wants. There are times you have to be aggressive, but there are also times when your best strategy is to lie back.