When surveillance matters.

Many people hire investigators because they can't stand not knowing. They want their suspicions confirmed. Some have a lawyer. Some already know and want verifiable proof for peace of mind and closure. What they do with the evidence is not the investigator's call. PIs will normally suggest a client seek an attorney's advice or guidance. And you should. Gathering evidence that stands up in court is crucial, and the professional investigator knows how to do this.

Three different problems

Infidelity

You want to know if the story matches the calendar. The investigator establishes patterns, not just one blurry photo of two people in a parking lot. One late night can be nothing. Stopping by the same address three Thursdays in a row is the factual evidence. What you do with the facts is a lawyer conversation — try not to make it a kitchen-table ambush. These rarely turn out well for either side.

Real-world scenarios →

Custody

This is not "is my ex dating someone I don't like?" This is whether the children are where they're supposed to be, with whom, and whether the home is a safe space for the kids. Overnight guests, unexplained or prolonged absences, questionable activities, or general living conditions — family court cares about the kids' wellbeing, not the drama between two estranged parents.

Real-world scenarios →

Lifestyle

Surveillance can show lifestyle. It does not, by itself, open the bank records. Hidden-asset work is a combination of street work backed up by a lawyer's subpoena. Don't mix the two in your head.

Real-world scenarios →

What not to do

Once a private investigator has been hired, the hardest part may be stepping back and letting them do their job. Suspicion can be emotionally overwhelming. The urge to check a phone, track a car, sit across a parking lot "just to see," or drive by somewhere to see who's there can feel almost impossible to resist.

Don't do it.

Don't snoop through their phone. Don't secretly place an AirTag on their vehicle. Don't sit nearby watching. Don't keep driving by the places you think they might be.

Those moves rarely provide any real advantage. What they do is create new problems. What began as a search for answers can start to look like controlling, obsessive, or harassing behavior — and depending on the circumstances and local laws, some of it can carry real legal consequences.

There's also a practical reason to stay out of it: interfering can complicate the situation and make the investigator's job harder.

Once a professional is handling it, let them do the observing and documenting. Don't follow anyone, don't confront anyone, and don't run a parallel investigation of your own.

The situation may have started with concerns about someone else's behavior. Don't let the search for answers turn the focus onto you.

Before anyone is hired

Write down what you personally saw, heard, or witnessed, with dates and times — not a novel, no drama, no opinions. As difficult as that can be, the facts are ultimately all that matter. Decide, in your own mind, what the endgame is. What evidence do you need to verify or alleviate your suspicions? What do you plan to do with the information?

It happens more than you think: what if the investigator finds no wrongdoing, no questionable actions at all? We tend to follow our gut, and it usually serves us well — the old adage, "where there's smoke, there's fire." But sometimes the smoke was just haze or vapor, and there is no fire. You'd think most people would be relieved to find their suspicions were unfounded, but many are so invested, so sure they're right, that they have a hard time accepting the truth. Be prepared, and be open to the outcome a professional gives you.

This page is general information, not legal advice. Laws on surveillance, recording, and evidence vary by jurisdiction; consult a licensed attorney about your specific situation. If you are in an unsafe situation, prioritize your safety and contact the appropriate authorities.