 This test provides information on how well the dog handles stress without a familiar person to support them.A dog who is able to pass their IFT shows that they are adaptable to different situations, and are confident and relaxed even though they are in an unfamiliar environment.If a dog doesn't do well on their IFT, as well as if they have had a history of consistent insecurities or poor adaptability with their raisers, they are usually released at this point.