To buy life insurance, first determine your coverage needs by assessing your financial obligations and goals, then research different policy types (like term or whole life) to find one that fits those needs. Next, choose an insurer, fill out an application, and undergo any required medical exams. After the insurer's underwriting process, you'll receive policy details to review and decide if it's the right fit, before paying premiums to activate your coverage. 

Couples should each have life insurance in case one passes away so the other can maintain the same quality of life. People with young children are strongly recommended to have life insurance to protect their family. Homeowners should take out life insurance so that the death benefit can pay off the mortgage.

A free look period is a set timeframe after purchasing an insurance policy where the policyholder can review the policy and cancel it if they are not satisfied, receiving a refund of premiums paid (often with minor deductions). This period allows policyholders to carefully examine the terms, conditions, and benefits of the policy before being fully committed.