[header] How to not be gullible [title] Do not rush to make big decisions. [step] Blindly committing to a big decision may lead to consequences you might regret later. This is also the tact some people use to lure people into making a commitment without fully considering the ramifications, such as a real estate agent, a prospective employer, or a partner. 
A spontaneous decision often is a poorly considered one. [substeps] Do not make a decision based on one person's opinion because you are afraid will make the wrong one.