Category
Security cameras
The 12-Point Home Security Checklist to Run Before You Travel
A house that's obviously empty for two weeks is a different risk profile than one occupied daily. Twelve concrete things to check before you leave, from lock grade to camera retention to old keypad codes.
How Many Security Cameras Does a Small Business Actually Need? Coverage Planning Basics
Not "as many as the budget allows" — coverage planning starts from entry points and cash-handling areas, then fills gaps. A worked example for a small retail storefront, plus the storage cost of getting it right.
NVR vs. Cloud Storage for Security Cameras: Cost and Reliability Compared
A local NVR is a one-time storage cost with no recurring bill; cloud storage is a subscription that keeps footage safe even if the camera itself is stolen. Neither is universally right — here's the actual trade-off.
Do Video Doorbells Actually Deter Burglars? What They Do and Don't Do
A video doorbell adds visibility and a record, not a physical barrier. Here's an honest breakdown of what it actually accomplishes, where it falls short, and how to set one up so it's doing real work.
What Focal Length Do You Need to Cover Your Driveway? Field of View Explained
A 2.8mm lens sees 63 feet wide at 10 meters; a 12mm lens sees under 15 feet. Wider isn't automatically better — here's how focal length trades scene width for identifiable detail, with real numbers.
How Much Storage Does a 4-Camera 1080p System Need? A Worked Example
A 4-camera 1080p system recording 24/7 needs about 4.9TB for a 30-day retention window — worked through with the actual numbers, plus what changes at 60 and 90 days, and what 4K does to the math.