These low-cost options can supplement your income or become a full-time gig.

If anything’s hot in today’s economy, it’s saving money, including a broad range of green businesses helping people save energy, water and other resources. For those seeking flexible hours and low startup costs, these five green businesses to start at home may be the best way to join the green business wave… more at 5 Green Businesses You Can Start at Home – Home Green Businesses – Entrepreneur.com, published 6 Feb 2009.

Flickr photo credit: Paul Chenoweth