I saw this article online today from a woman concerned about conversion tactics used by religious groups, specifically Jehovah's witnesses, to find deaf people to convert. It made me go back and see what the WTS uses.
Deaf in WTS
Kingdom Ministry July 2012 p. 4-7 (this is just part of the “suggestions” how to find “deaf” people)
“Sign-language congregations and groups have had success making inquiries in residential areas. Perhaps the householder has observed a neighbor, workmate, or schoolmate using sign language. He may have noticed a street sign alerting neighbors that deaf children are present. Maybe he has a deaf relative. Keep in mind that the purpose of your visit may be viewed with some suspicion. However, you can do much to put the householder at ease by your genuine friendliness and your brief, honest, and dignified explanation. Some have had good results by displaying the Bible or other DVDs as they inquire whether the householder knows someone who is deaf. Then they simply mention that they wish to share the Bible’s hope with such ones. If the householder hesitates to provide information, he may be willing to accept your address card or a congregation meeting invitation to give to his deaf relative or friend…