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  • New Customers
    • RoadGuard’s Ignition Interlock Device
    • DUI Laws by State
    • What Is an Interlock?
    • Schedule Interlock Installation
    • State License Reinstatement
    • Ignition Interlock for Hearing Impaired or Deaf Drivers
    • Ignition Interlock Device Cost
    • Why RoadGuard Interlock?
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  • Existing Customers
    • Contact Customer Support
    • All Support Topics
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Discover the RoadGuard Interlock blog and learn about ignition interlock devices, DUI laws, and get safe driving and responsible drinking tips.

Dash Cams, Stereo Upgrades, and Other Aftermarket Add-Ons: What to Know When Your Car Has an Ignition Interlock

Adding aftermarket accessories with an ignition interlock? Call RoadGuard support first, use a professional installer, and keep records of the work.

DUI Checkpoint and Your Ignition Interlock: What to Know If You’re Stopped at a Checkpoint

DUI checkpoints are legal in many states and not conducted in others. Here is what a checkpoint stop means when you drive with an ignition interlock.

First-Time DUI Penalties: How They Differ State to State

A first DUI usually brings fines, license action, education, and sometimes an interlock. Learn why penalties differ so much by state and where to verify yours.

Talking to Your Boss About Your Ignition Interlock: A Practical Script

Most drivers never need to tell their boss about an interlock unless they drive for work. Here is when disclosure matters, plus three short scripts.

Common Misconceptions About Ignition Interlock Devices: What’s True and What’s Not

Ignition interlock misconceptions cause needless stress. Here is the truth about engine shutoffs, cameras, mouthwash readings, accuracy, and daily driving.

Valet Parking, Car Washes, and Detailing With an Ignition Interlock: A Practical Handoff Guide

Using a valet with an ignition interlock takes planning. How to handle car washes, detailing, and key handoffs, and when to call RoadGuard support first.

What to Do After a DUI: A Step-by-Step 72-Hour Action Plan

What to do after a DUI: get home safely, write everything down, request your DMV hearing fast, and call an attorney. A calm 72-hour plan for what comes next.

DUI Charge Meaning Decoded: What ‘DUI’ Actually Stands For and the Charges That Come With It

DUI charge meaning, explained calmly: what DUI stands for, how DWI, OWI, OUI, and DWAI differ by state, and the related charges that can come with a DUI.

DUI Consequences and Your Daily Life: How an Ignition Interlock Fits Into the Bigger Picture

DUI consequences reach into your license, budget, job, and family life. Here is what typically changes, and how an ignition interlock helps restore routine.

First DUI Offense: What to Expect From Arrest Through Interlock Installation

A first DUI offense moves through arrest, a DMV deadline, court dates, and sentencing. Here is what each stage involves and how interlock installation works.

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