How do I write a letter that certifies that someone rents a room in my house?

Answer 1

TO WHOM IT MAY CONCERN
this is to certify that Mr xxxxxx holding identity number xxxxx is registered as a tenant in xxxxx street of which i am the legal and registered owner.


dated this xxxx day of september two thousand and seven

if need be get notarized
xxxxx
xxxx streeet

Answer 2

Just write a normal business letter explaining that and then get a Notary Public to sign and seal it as proof.

Answer 3

try this: http://www.ielts-exam.net/index.php?option=com_content&task=category§ionid=7&id=16&Itemid=27