It is true that nowadays workers are no longer dependent on the same work environment for a long time due to changes in the job market. This essay will analyze some possible causes and I believe that several measures can be taken into account to address this problem. There are two principal reasons why the job market has changed remarkably in recent years. It has become more and more competitive due to the population explosion, which has forced many employees to change their workplaces. Take Vietnam as a prime example, various workers have flocked to the countryside or small towns in search of job opportunities for their living because it is very difficult for them to live in Hanoi and other densely populated cities. Moreover, governments have been investing a huge amount of money in education systems, leading to more well-educated workforces. Hence, people have to apply themselves to develop practical skills unless it is impossible for them to maintain...