When you are considering entering a career, it's important to do your homework. You want to get a job description and learn about duties in order to make sure the occupation is suitable for you. Educational requirements are also very important to consider because you have to make sure you are willing to put in the time necessary to prepare for it. In addition to those things, there's even more to think about. You need find out if you will have a good future if you choose that occupation.
The US Bureau of Labor Statistics (BLS) collects and analyzes data about hundreds of occupations. This agency, part of the Department of Labor, reports on employment numbers, job outlook and salaries. You can use this information to find out if there will be jobs in a particular field available in the future, where, geographically, these jobs will be and what industries will be hiring.