Retirement business opportunities are on the minds of many people preparing for retirement, with the intent to continue working. There is a rising interest and desire to experience being an entrepreneur. Many, however, have no idea what type of business they should start.

Here are three popular ideas:

Writing, thanks to the Internet, can be a worthwhile endeavour. Creating and monetizing a blog is a simple process. Your subject matter can range from topics you are familiar with from your work e...