If you love leaving customer reviews on sites like Amazon, it may be beneficial to look into affiliate marketing as a source of income. Word-of-mouth advertising is still a huge lead generator for many companies, and a lot of businesses are willing to share a portion of their profits with persuasive individuals who will promote their products to the public.
Another idea someone could do from home is to start a service or write a software program that scours local ad listings (like craigslist) for a particular used item a person wants to buy. They have services like this for new items, but not used. I know others like me who are keeping their eye out for something used (like a canopy king bed!) but don’t have the time or inclination to search for it every day.

Mobile applications are more popular than ever, with people willing to pay good money for ways to manage their lives from their smartphones. If you have a great new idea for an app and know how to code, you can run with it and create your app yourself. You can also become an app developer for businesses that need to create specific apps. Both options will require you to know the basic elements of software design and at least two common programming languages, such as SQL, JavaScript, PHP, Python, Ruby on Rails or iOS.  
... In terms of industry, there appears to be some 2 concentration in business services (Soldressen et al. 1998; Loscocco & Smith-Hunter 2004), and several studies find home-based firms are started with low levels of initial capitalisation (Loscocco & Smith-Hunter 2004; Thompson et al. 2009). Home-based business are also said to have lower growth ambitions than other firms and are likely to have few or no employees (Thompson et al. 2009; Newbery & Bosworth 2010). There is much assertion throughout the limited literature that motivations for starting home-based bsuinesses are based on the flexibility they afford in terms of work-life balance (Baines & Gelder 2003; Thompson et al. 2009), including balancing work and domestic commitments, often cited as particularly suited to working mothers (Loscocco & Smith-Hunter 2004; Ekinsmyth 2011). ...

Tutors are in high demand whether it’s online or offline. Therefore, if you’ve got a brain and like helping others use theirs, become an e-teacher to earn an extra income in your spare time. The only thing you require is to be proficient in your area of expertise and be willing to give up a few hours each week to help someone else. Sites like Tutor.com and TutorVista are places you can sign up with and build a good reputation over time as a coach. If you’re really good, you can conduct lectures, seminars, or webinars that are transmitted online. University and college students are always willing to pay money to gain access into highly-respected online webinars.
How to start a home based business online: Having a home-based business can be a fantastic method to make earnings if you understand ways to establish your service correctly. You can be your very own employer and set your hours, inning accordance with your particular requirements. It is necessary to investigate the lots of aspects that can assist you to be effective.
... Complementing Hypotheses 2a and 2b, we posit that societal institutional collectivism will be more negatively associated with the probability that individuals engage in self-employment on a full-time rather than a part-time basis. Part-time self-employment allows comparatively more time to be spent upon other activities, such as caring for the home and family (Burke et al., 2008;Thompson et al., 2009). This resonates with societal expectations to act according with the collec- tive's interest ( Bullough et al., 2017). ...
Anyone considering a drop shipping business should seriously consider leveraging Amazon.com to grow their business and learn more about becoming a profitable Amazon seller, because Amazon is an established marketplace that people already trust and has an existing customer base. Eventually, you should also consider having your own online store as well.