start here
External Link/Members Onlyits written from a USA perspective, but is a good start point
Seems anxious, fearful or paranoid. Avoids eye contact.
Tearfulness or signs of depression.
Unexplained bruises or cuts or other signs of physical abuse.
Appears to be in a relationship with someone who is dominating.
Never is alone and/or always has someone translating or answering questions on their behalf.
Not in control of their own finances.
Presents with secrecy or unable to answer questions about where they live.
Inconsistent details when telling their story.
Has no identification such as a license, passport or other ID documents.
Inability to leave their job or residence. Says they cannot schedule appointments.
Being a recent arrival to the United States and does not speak English.
Is under 18 and providing commercial sex acts. Or at any age unwillingly providing commercial sex acts.
Is afraid of law enforcement or receiving help from an outside entity.
If you can find an opportunity to get he/she alone, ask him/her the following screening questions:
Can you leave your job or house when you want?
Where did you get those bruises or is anyone hurting you?
Do you get paid for your employment? Is it fair? How many hours do you work?
(If foreign national) How did you get to the U.S. and is it what you expected? Are you being forced to do anything you don't want to do?
Are you or your family being threatened?
Do you live with or near your employer? Does your employer provide you housing? Are there locks on doors or windows from outside?
Do you owe debt to anyone?
I'd add some other pointers
Does she look well fed? Is there food in the house? Is she anorexic?
Is the house furnished? Bare rooms? Is it clean?
What is the state of her clothing? Is it all cheap market tat? Does she actually have more than one change of clothes?
What happens to the money?
Is there anyone else in the house?
Any men in the house? Check the razors in the bathroom
Does she seem too overexcited when she sees you? (common with chinese girls)
If there are any foreign registered cars outside, check them for any supervising Sergeis
