Deportation or Removal is a method when the US central authority feels the foreign born individual should cancel his/her stay in the country and is asked to return to the native country.
This law function under bureau of citizenship and Immigration Service is used as a control to shed illegal immigrants. You can browse http://immigrationsolutionslawyers.com.au to know more about the scope of immigration lawyers.
This person who is living in the US for years and probably also holds a green card but if the authorities feel that he/ she have violated state laws or are threats to nation's security is deported by the country.
Some of the standard reasons for deportation are committing a crime, found guilty of narcotics, murder, and illegal traffic of firearms for example. It can happen the state has done some blunder in spotting and have asked a trusting to deport.
Some can take refuge in the asylum who has been deported due to their religion, race, religion or membership to a selected group. There are numerous more convoluted paths to protect, under the guidance of immigration attorney.
In a deportation situation, the first thing that anyone should do is hire a competent immigration attorney who should be an affiliate of American Immigration barrister association, although this membership doesn't enhance his/her qualification but it just reflects the level of commitment.