These pages explain:
If you are sponsoring a visitor to come to the United Kingdom you should read the visitors section for details of the eligibility requirements your visitor will need to meet.
If you are sponsoring a visitor to come to the United Kingdom for private medical treatment you should read Private medical treatment for details of the eligibility requirements your visitor will need to meet.
For further information on visitors' rights see Rights and responsibilities.
This page explains what documents you can provide to help support your visitor's application to come to the United Kingdom.
This page explains what your visitor can expect whenhe/she arrives in the United Kingdom.
This page explains how to appeal if your visitor is refused permission to enter the United Kingdom.
0870 606 7766
UK Border Agency Lunar House, 40 Wellesley Road, Croydon, Surrey, CR9 2BY