It is very important to ensure that you have the correct status for working or studying in the UK. The below websites contain very useful information.

www.workingintheuk.gov.uk
This site aims to provide you with clear information about the various routes open to Foreign Nationals who want to come and work in the United Kingdom.

www.ukvisas.gov.uk
This website should answer most questions you may have about visas for the UK, but they are happy to answer general questions about the visa service, visa policy and how to go about applying for a visa.

www.ind.homeoffice.gov.uk
The site is designed to help you understand what the Immigration Rules say about applying to stay in the United Kingdom. IND only consider applications that are made once you are in the UK.

www.ukcosa.org.uk
Contains information for international students studying or planning to study in the UK, their family, teachers and other advisers.

www.oisc.org.uk
The OISC is responsible for ensuring that all immigration advisers fulfil the requirements of good practice. They are committed to the elimination of unscrupulous advisers and the fair and thorough investigation of complaints. Twin are registered with the OISC.