If owning your own blog is a bit too time consuming, but you would still like to write and earn money, thing about creating articles for existing blogs. There are a number out there, including Weblogs and PayPerPost. With a little research and a bit of initiative, you could get set up with one of these sites and start earning money in no time.
Are you a good salesperson? Look into becoming an affiliate. In this line of work, you will earn money each time you sell a product that you have agreed to endorse. After joining an affiliate program, you will get a referral link. From there, you can begin selling products, either on your own website or on someone else's site.