Fortunately there are ways to do so, there is no magical promise with these sources but they have been implemented by many and they have been successful to make these sources as their means of entire financial support.
Each of these income sources has these elements in common.
1. They are free.
2. They do not consume excessive time and can be carried out on part time basis.
3. They require basic knowledge of software and internet.4. They are ideally suited to a teacher's background and use of their teaching skills.
INCOME SOURCE #1: Blogging
An easy way to start earning extra income is by starting a blog. A blog is simply an online journal that is available to the public and arranged chronologically in reverse order, so that the newest entries are always at the top of the page.
Blogs is a highly effective communication tool that can be created to service fellow educationists, students, parents, schools, universities and colleges and the entire peripheries of the education industry.
You can blog about anything you want, and as a teacher, you have a lot to offer the world. You could blog about parental issues, how to deal with special needs children, coping with exams, distressing the student, Finding a good institute, to where to find good study material, suggested reading material and so on
Teachers are considered authority on theirs subject and the viewers tend to take their suggestions very seriously. Blogs open up host of earning opportunities for the creator both direct and indirect incomes are possible.
Please refer to the article earning from the Blogs to have in-depth view of how earnings can be created through Blogging.
Good meaningful Blogs can easily give more than 6 figure monthly incomes to the creator and the best things you only have to talk about your subject expertise and can do so at your own pace.
INCOME SOURCE #2: E-books
One of the good sources of income can be creating an e-book. As an educationist you have authority over your subject matter that can be translated into an e-book. You can create an e-book any topic to give some examples
Management, Accounts and Finance Calculus made easy, Spoken English, Human Anatomy, Expected Questions, Guide to grade 9, Practical Physics, Simple Tricks to remember formulas, Learn French Art of Negotiation ...
The topics can be endless; you are the knowledge expert and would know what you can write on. You are welcome to avail our free counseling service to discuss and implement your ideas
Just think of an idea and you would probably think of several customers who would like to buy it, well why not create it; you don't have anything to loose but everything to gain.
There are several sites like amazon.com where you can sell your e-book or you can choose to host your own site do so, you don't have to rely on a publisher to print your book, remember once on the web you have a global customer base for your product.
Fantastic incomes have been created by e-book authors; it's a one time effort and lifetime of gains.
INCOME SOURCE #3: E-tutorials
You can fetch a lot through online tuitions. Some students prefer taking online tuitions as a lot of traveling time is saved also they don't have to face the tutor or the tutors scolding probably ;). There are a lot of websites providing a medium for online tuitions. The rates are applicable per hour or monthly basis. The students pay you directly or you are paid some percentage of what a student pays (rest is kept by the website as service charge). Some may require minimum qualifications like BE degree etc.
It's an expanding field and it gives freedom to choose your own working schedule.
INCOME SOURCE #4: Digital Content
As a teacher you've probably created some pretty useful Word documents. Maybe you've developed a rubric for grading projects. It is possible you may have created lessons on Power Point, Maybe you've written a unit plan for teaching a text book or perhaps some question sheets, Homework and assignments, it could be those special additional notes that you created for some students.
If you have then you are proud owners of Intellectual Property that if marketed in the right way can create fantastic incomes for you.
INCOME SOURCE #5: e-Mentoring
This is a highly exciting avenue where you can choose a steady job or can create your own venture .It requires you to mentor chat rooms and specialized forums. To quote an example a company in US runs special strings of threaded discussions (forums) on various academic topics where students put in their opinions and solutions for the issues raised in the forum A subject teacher has to keep a watch on direction of the students and make relevant suggestions to the students.