Urgency and secrecy are warning signs
Be cautious when someone claims you have been selected for major paid work but refuses to identify the client, production company, location or basic terms. Pressure to act immediately can be used to stop you from checking whether the opportunity is real.
A legitimate production may protect confidential campaign details, but it should still be possible to establish who is communicating with you and what kind of work is being proposed.
Understand what you are paying for
Photography, classes and portfolio services can be legitimate expenses, but payment should correspond to a clearly described service. A promise that a large upfront fee guarantees jobs, fame or agency representation deserves scrutiny.
Never send sensitive identity information merely because an unfamiliar account asks for it. Verify the company independently using contact details you find yourself where possible.
Safety is professional, not difficult
Share casting locations with someone you trust, especially when meeting a new photographer or production. Ask who will be present and what wardrobe or physical interaction is expected. If the situation changes materially from the agreed brief, you are allowed to stop.
Serious creative teams benefit from safe models because clear boundaries reduce confusion. Professionalism and personal safety support each other.