Before thinking to immigrate, there are several problems that can appear and that you must consider before having them. The situations that can occur can be very unpleasant and sometimes hard to solve. So here you have some tips and problems that can affect you.
Most common immigration problems:
getting permission to stay in the UK/USA/other country longer than you originally intended
getting permission to do something which you are not at present allowed doing, for example, being allowed to work
bringing relatives into the country, for example, a spouse, fiancé (e), children
being threatened with deportation from the UK/USA/other country
being held by the immigration authorities in a detention centre
wanting a passport and not knowing whether you are entitled to a UK/USA/other country passport or some other passport
wanting to apply to become a UK/USA/other country Citizen
if you are already living in the UK but wanting to travel (for example, for a holiday), whether you will be allowed back into the UK/USA/other country
whether you are entitled to use state services or claim benefits, for example, education, health services, council housing, social security benefits, housing benefits, council tax benefit
the right to vote
a relative or friend being refused entry to the UK/USA/other country when arriving at an airport or port.