--- title: DGA Blog | Business Security and Fire Systems | Michael Reynolds description: Mike Reynolds is the Director of Sales at DGA Security. He has more than 17 years of commercial security experience, and has strong expertise in designing security systems for national accounts and businesses in “high risk” markets. Mike enjoys collaborating with customers, designers and industry trade partners to solve unique business security challenges and create innovative solutions. --- [![cropped-DGA-Security-Logo-nsr-1-1](https://blog.dga.com/hubfs/Assets/logo/cropped-DGA-Security-Logo-nsr-1-1.png)](https://www.dga.com/) Search For: - [Contact](https://www.dga.com/contact/) - [Login](https://connect.dga.com/) - [Careers](https://www.dga.com/careers/) [Get A Free Consultation](https://www.dga.com/free-consultation/) - [Business Security](https://www.dga.com/business-security/) - [Intrusion Alarms](https://www.dga.com/business-security/intrusion-alarms/) - [Video Surveillance](https://www.dga.com/business-security/video-surveillance/) - [Access Control](https://www.dga.com/business-security/access-control/) - [Security System Monitoring](https://www.dga.com/business-security/alarm-monitoring/) - [Environmental Monitoring](https://www.dga.com/business-security/environmental-monitoring/) - [Elevator Emergency Communication](https://www.dga.com/business-security/elevator-emergency-communication/) - [Fire Systems](https://www.dga.com/fire-systems/) - [Design and Installation](https://www.dga.com/fire-systems/design-installation/) - [Testing and Inspection](https://www.dga.com/fire-systems/testing-and-inspection/) - [Fire Alarm System Monitoring](https://www.dga.com/fire-systems/alarm-monitoring/) - [Contractor Support](https://www.dga.com/fire-systems/contractor-support/) - [Industries](https://www.dga.com/industries/) - [Art Galleries](https://www.dga.com/industries/art-gallery-security/) - [Banking and Financial](https://www.dga.com/industries/bank-security/) - [Cannabis](https://www.dga.com/industries/cannabis-security/) - [Hotels](https://www.dga.com/industries/hotel-security/) - [Jewelry](https://www.dga.com/industries/jewelry-security/) - [Nonprofits](https://www.dga.com/industries/nonprofit-security/) - [Offices](https://www.dga.com/industries/office-security/) - [Property Management](https://www.dga.com/industries/property-security/) - [Religious Institutions](https://www.dga.com/industries/religious-institution-security/) - [Restaurants](https://www.dga.com/industries/restaurant-security/) - [Retail](https://www.dga.com/industries/retail-security/) - [Tools](https://www.dga.com/tools) - [DGA Blog](https://blog.dga.com) Search For: [Business Security](https://www.dga.com/business-security/) Business Security [Intrusion Alarms](https://www.dga.com/business-security/intrusion-alarms/) [Video Surveillance](https://www.dga.com/business-security/video-surveillance/) [Access Control](https://www.dga.com/business-security/access-control/) [Security System Monitoring](https://www.dga.com/business-security/alarm-monitoring/) [Environmental Monitoring](https://www.dga.com/business-security/environmental-monitoring/) [Elevator Emergency Communication](https://www.dga.com/business-security/elevator-emergency-communication/) [Fire Systems](https://www.dga.com/fire-systems/) Fire Systems [Design and Installation](https://www.dga.com/fire-systems/design-installation/) [Testing and Inspection](https://www.dga.com/fire-systems/testing-and-inspection/) [Fire Alarm System Monitoring](https://www.dga.com/fire-systems/alarm-monitoring/) [Contractor Support](https://www.dga.com/fire-systems/contractor-support/) [Industries](https://www.dga.com/industries/) Industries [Art Galleries](https://www.dga.com/industries/art-gallery-security/) [Banking and Financial](https://www.dga.com/industries/bank-security/) [Cannabis](https://www.dga.com/industries/cannabis-security/) [Hotels](https://www.dga.com/industries/hotel-security/) [Jewelry](https://www.dga.com/industries/jewelry-security/) [Nonprofits](https://www.dga.com/industries/nonprofit-security/) [Offices](https://www.dga.com/industries/office-security/) [Property Management](https://www.dga.com/industries/property-security/) [Religious Institutions](https://www.dga.com/industries/religious-institution-security/) [Restaurants](https://www.dga.com/industries/restaurant-security/) [Retail](https://www.dga.com/industries/retail-security/) [Tools](https://www.dga.com/tools) [DGA Blog](https://blog.dga.com) [Contact](https://www.dga.com/contact/) [Login](https://connect.dga.com/) [Careers](https://www.dga.com/careers/) Get A Free Consultation - Categories [Subscribe](https://info.dga.com/blog-subscriptions) - [Access Control](https://blog.dga.com/tag/access-control) - [Fire Systems](https://blog.dga.com/tag/fire-systems) - [Intrusion Alarms](https://blog.dga.com/tag/intrusion-alarms) - [Video Surveillance](https://blog.dga.com/tag/video-surveillance) - [Security Terms](https://blog.dga.com/tag/security-terms) # Blog DGA Security Blog Our business security and fire systems experts answer the most frequently asked questions, no holds barred. Read on. [Subscribe](https://info.dga.com/blog-subscriptions) - Categories - [Access Control](https://blog.dga.com/tag/access-control) - [Fire Systems](https://blog.dga.com/tag/fire-systems) - [Intrusion Alarms](https://blog.dga.com/tag/intrusion-alarms) - [Video Surveillance](https://blog.dga.com/tag/video-surveillance) - [Security Terms](https://blog.dga.com/tag/security-terms) - [Subscribe](https://info.dga.com/blog-subscriptions) ### Michael Reynolds Mike Reynolds is the Director of Sales at DGA Security. He has more than 17 years of commercial security experience, and has strong expertise in designing security systems for national accounts and businesses in “high risk” markets. Mike enjoys collaborating with customers, designers and industry trade partners to solve unique business security challenges and create innovative solutions. - **Connect with Michael Reynolds** - - [mailto:michael.reynolds@dga.com](mailto:michael.reynolds@dga.com) [![Blog Feature](https://cdn2.hubspot.net/hubfs/298890/blog-files/blog--cards-feature.png)](https://blog.dga.com/door-window-contact-sensors-in-business-security) [Intrusion Alarms](https://blog.dga.com/topic/intrusion-alarms) ## [Door/Window Contact Sensors in Business Security Systems](https://blog.dga.com/door-window-contact-sensors-in-business-security) By: [Michael Reynolds](https://blog.dga.com/author/michael-reynolds) July 29th, 2021 When it comes to door/window contact sensors used in business security systems, the most common mistake we see is either overuse or underuse of these devices. Sometimes we see a contact sensor installed on every door and window regardless of location – which likely increased the installation cost without adding additional security benefit. Other times, we see doors and windows that are easily accessible from the outside missing a contact sensor, making the business vulnerable to potential intrusion attempts. [Read More](https://blog.dga.com/door-window-contact-sensors-in-business-security) Share - Close - - - - [mailto:?body=https://blog.dga.com/door-window-contact-sensors-in-business-security](mailto:?body=https://blog.dga.com/door-window-contact-sensors-in-business-security) [![Blog Feature](https://cdn2.hubspot.net/hubfs/298890/blog-files/blog--cards-feature.png)](https://blog.dga.com/7-tips-to-protect-your-business-premises-during-an-extended-shutdown) [Access Control](https://blog.dga.com/topic/access-control) | [Video Surveillance](https://blog.dga.com/topic/video-surveillance) | [Fire Systems](https://blog.dga.com/topic/fire-systems) | [Intrusion Alarms](https://blog.dga.com/topic/intrusion-alarms) ## [7 Tips to Protect Your Business Premises During an Extended Shutdown](https://blog.dga.com/7-tips-to-protect-your-business-premises-during-an-extended-shutdown) By: [Michael Reynolds](https://blog.dga.com/author/michael-reynolds) April 7th, 2020 When a business is temporarily closed or is rarely visited, it’s even more critical to make sure your business security and fire systems are working properly. Here are the top seven tips on how to optimize your business security and fire systems to keep your business assets protected — even when you are stuck at home. [Read More](https://blog.dga.com/7-tips-to-protect-your-business-premises-during-an-extended-shutdown) Share - Close - - - - [mailto:?body=https://blog.dga.com/7-tips-to-protect-your-business-premises-during-an-extended-shutdown](mailto:?body=https://blog.dga.com/7-tips-to-protect-your-business-premises-during-an-extended-shutdown) [![Blog Feature](https://cdn2.hubspot.net/hubfs/298890/blog-files/blog--cards-feature.png)](https://blog.dga.com/how-a-network-outage-impacts-cloud-based-access-control-systems) [Access Control](https://blog.dga.com/topic/access-control) ## [How a Network Outage Impacts Cloud-Based Access Control Systems](https://blog.dga.com/how-a-network-outage-impacts-cloud-based-access-control-systems) By: [Michael Reynolds](https://blog.dga.com/author/michael-reynolds) December 10th, 2019 Even if you have business-grade network connectivity in your facility, network outages do happen. It’s important to understand what happens to your access control system when the network goes down to ensure the continuity of your business operations and the safety of your staff. [Read More](https://blog.dga.com/how-a-network-outage-impacts-cloud-based-access-control-systems) Share - Close - - - - [mailto:?body=https://blog.dga.com/how-a-network-outage-impacts-cloud-based-access-control-systems](mailto:?body=https://blog.dga.com/how-a-network-outage-impacts-cloud-based-access-control-systems) [![Blog Feature](https://cdn2.hubspot.net/hubfs/298890/blog-files/blog--cards-feature.png)](https://blog.dga.com/access-control-system-avoid-common-cable-wiring-mistakes) [Access Control](https://blog.dga.com/topic/access-control) ## [Access Control System: Avoid Common Cable Wiring Mistakes](https://blog.dga.com/access-control-system-avoid-common-cable-wiring-mistakes) By: [Michael Reynolds](https://blog.dga.com/author/michael-reynolds) November 22nd, 2019 The most time-consuming aspect of installing an access control system is wiring. Every electric strike, maglock, and credential reader is hardwired to an Access Control Unit (ACU) that is typically installed in the IT room. Unfortunately, we see cable wiring mistakes all too often when we survey customer sites. [Read More](https://blog.dga.com/access-control-system-avoid-common-cable-wiring-mistakes) Share - Close - - - - [mailto:?body=https://blog.dga.com/access-control-system-avoid-common-cable-wiring-mistakes](mailto:?body=https://blog.dga.com/access-control-system-avoid-common-cable-wiring-mistakes) [![Blog Feature](https://cdn2.hubspot.net/hubfs/298890/blog-files/blog--cards-feature.png)](https://blog.dga.com/how-to-define-access-levels-in-access-control-systems) [Access Control](https://blog.dga.com/topic/access-control) ## [How to Define Access Levels in Access Control Systems](https://blog.dga.com/how-to-define-access-levels-in-access-control-systems) By: [Michael Reynolds](https://blog.dga.com/author/michael-reynolds) November 1st, 2019 When designing an access control system for your business, it's important to think about who can enter where during what time period. [Read More](https://blog.dga.com/how-to-define-access-levels-in-access-control-systems) Share - Close - - - - [mailto:?body=https://blog.dga.com/how-to-define-access-levels-in-access-control-systems](mailto:?body=https://blog.dga.com/how-to-define-access-levels-in-access-control-systems) [![Blog Feature](https://cdn2.hubspot.net/hubfs/298890/blog-files/blog--cards-feature.png)](https://blog.dga.com/access-control-system-how-to-choose-the-right-credential-types) [Access Control](https://blog.dga.com/topic/access-control) ## [Access Control System: How to Choose the Right Credential Types](https://blog.dga.com/access-control-system-how-to-choose-the-right-credential-types) By: [Michael Reynolds](https://blog.dga.com/author/michael-reynolds) October 24th, 2019 When it comes to access credentials, they don't have to be one-type-fits-all. The most common access credential types are access cards, key fobs, tags and mobile-based apps. [Read More](https://blog.dga.com/access-control-system-how-to-choose-the-right-credential-types) Share - Close - - - - [mailto:?body=https://blog.dga.com/access-control-system-how-to-choose-the-right-credential-types](mailto:?body=https://blog.dga.com/access-control-system-how-to-choose-the-right-credential-types) [All posts](https://blog.dga.com/all) [![DGA Security](https://blog.dga.com/hubfs/Assets/logo/cropped-DGA-Security-Logo-nsr-1-1.png)](https://www.impactbnd.com) 429 West 53rd Street New York, New York 10019 ##### Contact Sales 800 PICK DGA (800-554-5599) sales@dga.com ##### Contact Customer Care [customercare@dga.com](mailto:customercare@dga.com) 800-221-2300 ##### [Business Security](https://www.dga.com/business-security/) - [Intrusion Alarms](https://www.dga.com/business-security/intrusion-alarms/) - [Video Surveillance](https://www.dga.com/business-security/video-surveillance/) - [Access Control](https://www.dga.com/business-security/access-control/) - [Security System Monitoring](https://www.dga.com/business-security/alarm-monitoring/) - [Environmental Monitoring](https://www.dga.com/business-security/environmental-monitoring/) - [Elevator Emergency Communication](https://www.dga.com/business-security/elevator-emergency-communication/) - [Nationwide Service](https://www.dga.com/business-security/nationwide-service/) - [The DGA Vault at 580 Fifth Avenue](https://www.dga.com/vault/) ##### [Fire Alarm Systems](https://www.dga.com/fire-systems/) - [Design and Installation](https://www.dga.com/fire-systems/design-installation/) - [Testing and Inspection](https://www.dga.com/fire-systems/testing-and-inspection/) - [Fire Alarm System Monitoring](https://www.dga.com/fire-systems/alarm-monitoring/) - [Contractor Support](https://www.dga.com/fire-systems/contractor-support/) ##### [Industries](https://www.dga.com/industries/) - [Art Galleries](https://www.dga.com/industries/art-gallery-security/) - [Banking and Financial](https://www.dga.com/industries/bank-security/) - [Cannabis](https://www.dga.com/industries/cannabis-security/) - [Hotels](https://www.dga.com/industries/hotel-security/) - [Jewelry](https://www.dga.com/industries/jewelry-security/) - [Nonprofits](https://www.dga.com/industries/nonprofit-security/) - [Offices](https://www.dga.com/industries/office-security/) - [Property Management](https://www.dga.com/industries/property-security/) - [Religious Institutions](https://www.dga.com/industries/religious-institution-security/) - [Restaurants](https://www.dga.com/industries/restaurant-security/) - [Retail](https://www.dga.com/industries/retail-security/) ##### [Tools & Training](https://www.dga.com/tools/) - [DGAConnect Login](https://connect.dga.com/) - [DGAOneVIEW Login](https://dgaoneview.com/login#) - [DGA Payment Login](https://payment.mydga.com/login.aspx) - [Free System Training](https://www.dga.com/free-system-training) ##### [About DGA](https://www.dga.com/company/) - [Blog](https://blog.dga.com/) - [Careers](https://www.dga.com/careers/) - [Credentials](https://www.dga.com/credentials/) - [Meet Business Insurance Requirements](https://www.dga.com/meet-business-insurance-requirements/) © 2026 DGA Security Systems, Inc. | [Privacy Policy and Terms of Use](https://www.dga.com/privacy-policy/)