Lawyers, whilst studying law are made to learn and understand almost every law and regulation currently under implementation so that they have a fair knowledge of the judiciary system. You can discover criminal justice careers which require understanding and belief in the law, or all the laws. But every lawyer may or may not know about every single thing regarding certain laws such as certain conditions, loopholes pertaining to the law and other related laws that might be in action. Laws can even vary vastly from nation to nation. Even two spate cities may not have similar laws regarding certain things such as public behavior or demeanor. The laws of the nation often get changed which makes it really difficult for a lawyer to get a hold of every single one of them and new ones get implemented periodically further adding to the problem. Thus, multiple branches of law were established in order to improve the implementation and enforcement of these laws. Every field of law has specialists of these laws that have better expertise in cases pertaining to that particular field of law and have a good amount of knowledge on how to find ways around these laws so as to ensure that justice prevails overall.
Although many incidences can transcend the said categories or branches and may even trespass into other branches of law besides the ones it were to be conventionally placed in. Few cases can be fundamentally separated between multiple categories of law and thus become difficult to place or locate in a single one.
Criminal law is one of the best known and perhaps the widest fields of law. Almost every lawyer would likely have a thorough knowledge of basic Criminal law and could convene practicing this kind of law, irrespective of his practiced branch in Practice of law. Criminal law involves investigating and punishing those who may commit any kind of crimes, ones that occur on a regular basis are stealing, perjury, committing an act of violence, destruction of public or private property etc. Lawyers pertaining to criminal law are mostly employed in cases of conflicts of interests, or when the crime is a slightly inconclusive or someone is wrongfully convicted.
Corporate Law: Corporate law mostly concerns instances where a company or a business has somehow been cheated and defrauded by an employee or by another individual. What usually happens in cases of corporate law, involves huge losses of money or it pertains to a lack of appropriate compensation of some sort. Corporate law is very complex and the lawyers, that practice corporate laws, are likely to be working for huge private companies. Also, hiring such lawyers can be enormously expensive and it usually ends in large sums of money being transferred as a result of the outcome of the case.
Other branches of law, that are commonly practiced, are commercial laws, marriage laws, family laws, divorce laws. Although some of these areas of laws deal with routine cases that occur in everyday life, but some of these cases can be of greater significance because of certain conditions.