• No alcohol consumption, illegal or recreational drugs 24 hours before the test.
• Take prescription medication as prescribed...nothing more or less.
• Try to get at least 6 hours of sleep the night before the test.
• Dress in comfortable attire, avoiding bulky clothing that might interfere with the sensors.
• Prepare a relatively quiet place where the exam is to be conducted, free from any loud noises or distractions.
• If you feel unwell on the day of your appointment, please reschedule, as the exam won't be administered if you are sick.

Cancellations must be made by phone at 318-564-2016 or by email at marshallspolygraph@gmail.com.

In case of emergencies or unforeseen circumstances within the 24-hour window, please contact us as soon as possible to discuss options.