6. Freelancing
Next in our list of 10 most profitable small businesses to start in 2015 is freelancing. These days more and more companies have shifted to contract workers. Freelancing websites lists in excess of a million projects on the daily basis that include content writing, data entry, web marketing, social media marketing and many others. Hourly rates can start from as much as $30 and exceed up to beyond hundreds. For those who are willing to work part time while sitting at home freelancing is just the right option.