The United Kingdom Passport Agency  
   All aspects of application, renewal and amendment of your British passport.
   http://www.ukpa.gov.uk/

A. Briggs Passport Expeditors  
   Passport services, Instructions and forms for UK citizens in the USA. We hand-carry passport applications daily to the UK Embassy in Washington, DC.
   http://www.abriggs.com/UK

Benmar Passport and Visa Services Ltd  
   Visa and passport information, with downloadable application forms for popular destinations for British tourists.
   http://www.visaservices.uk.com

Global Visas  
   Legal consultancy providing advice on the international laws, rules and policies relating to UK work permits, UK immigration, and immigration of UK residents to Australia, New Zealand, Canada and the USA.
   http://www.global-visas.co.uk/

UK Birth Certificate  
   Private company providing a worldwide service obtaining official certified UK certificates of birth, adoption, marriage and divorce that are required for passport, ancestry visa applications and other legal purposes.
   http://www.ukbirthcertificate.com

How to arrive and thrive in the UK.  
   Selling a book advertised thusly: "Anyone emigrating or relocating to the United Kingdom needs to know the detailed tips, traps, tricks and secrets of successfully settling there contained in this unique guide".
   http://www.ukimmigrate.co.uk

United Kingdom Home Office, Immigration and Nationality Directorate  
   Responsible for regulation of entry to and settlement in the UK. The site includes Immigration Rules, contact details and downloadable immigration forms.
   http://www.ind.homeoffice.gov.uk/

Embassies in United Kingdom  
   Directory of embassies & high commissions in United Kingdom. Visa informations, visa forms, travel & tourist informations.
   http://www.embassyhomepage.com