The answer is always quality

The economy is stagnating, and with increasing world integration, there is a consensus that the only way for the rich countries to stay ahead is to upgrade the skills of the workforce.
Individuals also have a strong incentive to improve their education.
Having or not having a job, something that was unthinkable just a few years ago, can make a huge difference; besides earnings for certain jobs are much higher relative to those less requested.
People are paying a lot for education now, and since the value of education is growing, we can expect society to continue paying at least as much in the future.
But compared to just few decades ago, compared to the traditional schools, e-learning has opened doors to education at very competitive pricing.
And besides the cost, it is also essential the convenience to be able to attend courses when and where it is more convenient.
In the huge panorama of courses offered on the Internet the ones which teach how to become a tax preparer are certainly among the more alluring.
Not only they could be a good source to learn for yourself, but also they could offer the chance to learn a job which could mean good opportunities of employment.
The offers cover multiple choice of specialization, for example Tax Preparer Course & IRS RTRP Exam Study Guide.
One of the interesting and valuable help is, in my opinion, the tips how to prepare and pass an exam...or for a test in a tax class.
Either you are looking for a book and tips for preparing yourself for a new job, or you just want to adjourn to the latest rules and requirements for IRS, the answer is, as always, quality.