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Weekend Knowledge Dump- August 8, 2025

Knowledge to make your life better. If you have some free time, check out some of these links this weekend.   How I reclaimed the largest homeless encampment in Oregon The reality of homelessness and some things most of us don’t think about.     WiFi jammers and school security tech We know that higher […]

Posted on August 8, 2025 by Greg Ellifritz in Weekend Knowledge Dump
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Using Blanks in Scenario Training

Written by: Greg Ellifritz   Last week, two deputies in South Carolina were shot in a training exercise.  The exercise controller loaded breaching rounds into the training shotgun thinking that they were blanks.     Last year  a soldier was shot in a training exercise when someone mistook a live round of ammunition for a […]

Posted on August 7, 2025 by Greg Ellifritz in Articles
force-on-force, police, scenario training View Post

Upcoming Classes- August and September 2025

Here’s what I have scheduled for August and September this year.   My next open enrollment classes will be held at Karl Rehn’s place east of Austin, Texas.  This coming weekend I have two classes.  Both are indoor classes held in the air conditioning.  Both classes are a little over half full and still have […]

Posted on August 6, 2025 by Greg Ellifritz in What's New
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Preventing Police Training Deaths

Last week, two deputies from South Carolina were shot during a police training scenario.   Those of us in the training business have noticed a dramatic increase in the numbers of officers injured or killed during their mandated department training sessions.   There have been a rash of police training injuries and deaths in the last […]

Posted on August 4, 2025 by Greg Ellifritz in News and Tactical Advice
American Cop, Erick Gelhaus, firearms training, Ken Murray, police, police training, scenario training View Post

Weekend Knowledge Dump- August 1, 2025

Knowledge to make your life better. If you have some free time, check out some of these links this weekend.   The Evolution of Law Enforcement Revolver Training An interesting look at how we got to where we currently are.   Monkey See, Monkey Do – Kevin Creighton Solid suggestions for folks who work retail […]

Posted on August 1, 2025 by Greg Ellifritz in Weekend Knowledge Dump
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Ambush Prevention Strategies for Patrol Officers

Written by: Greg Ellifritz After seeing the two Ohio officers recently shot from ambush, I decided to re-print this piece.  While I primarily wrote this article for police patrol officers, it has a lot of relevance for everyday citizens as well.  If you ever find yourself sitting in a car in a public place, you […]

Posted on July 26, 2025 by Greg Ellifritz in News and Tactical Advice
ambush, police, vehicle tactics View Post

Weekend Knowledge Dump- July 25, 2025

Knowledge to make your life better. If you have some free time, check out some of these links this weekend.   50 Best Tactical Blogs and Websites in 2025 I didn’t think that there were 50 tactical blogs still in existence. Apparently there are and mine made the top 10.     NEW STUDY: Time […]

Posted on July 25, 2025 by Greg Ellifritz in Weekend Knowledge Dump
.22, .22 magnum, Active Self Protection, Alex Ooley, appendix carry, ccw, counter custody, crowd violence, Dr. William Aprill, Empty Cases, escape, gelatin testing, gun digest, history, holsters, Integrated Skills Group, Justified Defensive Concepts, kidnapping, knife fighting, Massad Ayoob, police, police training, Primer Peak, Recoil Offgrid, scopes, shooting drills, shotguns, Tactical Defense Institute, Tactical Science, Tasers, travel, vehicle attacks View Post

John Benner 1947-2025

  The world lost a great trainer yesterday.  John Benner, founder of The Tactical Defense Institute, died after a long struggle with prostate cancer.  TDI put out this notice:   “It is with great sadness that we share the news that TDI founder and Chief Instructor, John Benner, has lost his battle with cancer and […]

Posted on July 24, 2025 by Greg Ellifritz in What's New
firearms training, John Benner, Tactical Defense Institute, TDI View Post

Weekend Knowledge Dump- July 18, 2025

Knowledge to make your life better. If you have some free time, check out some of these links this weekend.   Beretta 1301 Tactical: Still the Best After 10 Years? Excellent information about my favorite shotgun and accessories.  For more shotgun info, read Why your agency shouldn’t shelve the shotgun. One more shotgun article for […]

Posted on July 18, 2025 by Greg Ellifritz in Weekend Knowledge Dump
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Free Books- Part 323

Amazon has a tremendous number of FREE ebooks on their website.  You can find thousands of free kindle books on Amazon’s site every day.  These books can be downloaded to a Kindle reader or a free App on your phone or personal computer.  Even if you don’t have a Kindle, you can download a free […]

Posted on July 17, 2025 by Greg Ellifritz in Uncategorized
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Weekend Knowledge Dump- July 11, 2025

Knowledge to make your life better. If you have some free time, check out some of these links this weekend.   Striker Fired Guns Should Probably Not Be Carried AIWB. If you have ever attended one of Tom Givens’ classes, you might remember him discussing the idea that everything in the gun world is on […]

Posted on July 11, 2025 by Greg Ellifritz in Weekend Knowledge Dump
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Prime Day Deals 2025

Today and tomorrow are this year’s “Prime Days” on Amazon.com.  For members of their excellent “prime” service, they are discounting thousands of items site wide.   It’s kind of like the sales you would see on “Black Friday” or “Cyber Monday.”  Some really good bargains are available.  You have to be an Amazon Prime member […]

Posted on July 9, 2025 by Greg Ellifritz in What's New
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Weapon “Brandishing”

A few weeks ago the crew from CCW Safe interviewed me for their podcast on display of defensive weapons versus criminal “brandishing.”   In the interview, I describe a couple cases I worked as a cop.  In one case, the defender made good decisions and was not criminally charged.  The other case didn’t go as […]

Posted on July 7, 2025 by Greg Ellifritz in What's New
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Weekend Knowledge Dump- July 4, 2025

Knowledge to make your life better. If you have some free time, check out some of these links this weekend.   JULY 2025 NEWSLETTER Tom’s excellent monthly newsletter.     The Tactical Truth About Thompsons My former police department owned a Thompson 1928.  When I started work there, the police chief kept it locked in […]

Posted on July 4, 2025 by Greg Ellifritz in Weekend Knowledge Dump
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Free Books- Part 322

Amazon has a tremendous number of FREE ebooks on their website.  You can find thousands of free kindle books on Amazon’s site every day.  These books can be downloaded to a Kindle reader or a free App on your phone or personal computer.  Even if you don’t have a Kindle, you can download a free […]

Posted on July 3, 2025 by Greg Ellifritz in Uncategorized
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Weekend Knowledge Dump- June 27, 2025

Knowledge to make your life better. If you have some free time, check out some of these links this weekend.   Vang Comp Thunderstick Summit 2025 Open enrollment registration for the best shotgun summit in the country is now available.  Sign up quickly.  This one will sell out.  I’m teaching there and look forward to […]

Posted on June 27, 2025 by Greg Ellifritz in Weekend Knowledge Dump
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New Podcast Interview

Lee Weems interviewed me for his “That Weems Guy” podcast a couple days ago.  We discussed current events and strategies for avoiding large scale public demonstrations, riots, and protests.   If you are interested in avoiding crowd violence, check out the link below.  Thanks to Lee for hosting me again.     Greg Ellifritz: Civil […]

Posted on June 23, 2025 by Greg Ellifritz in What's New
crowd violence, Lee Weems, riots, That Weems Guy View Post

Weekend Knowledge Dump- June 20, 2025

Knowledge to make your life better. If you have some free time, check out some of these links this weekend.   Ceecurets Of Shootin’ Clint Smith’s “shootin’ ceecurets.”     Lasers Vs. Red Dots Karl Rehn discusses which is the better option.     Jeff Cooper on .40 handguns For those of you interested in […]

Posted on June 20, 2025 by Greg Ellifritz in Weekend Knowledge Dump
American Cop, American Fighting Revolver, Bryan Eastridge, Claude Werner, Clint Smith, crowd violence, Ed Lovette, Erick Gelhaus, firearms training, Gun Snobbery, Jeff Cooper, Karl Rehn, Kyle Lamb, Legal, low light shooting, Marksmanship Matters, Massad Ayoob, medical skills, Organic Prepper, pocket carry, police, Police One, riots, Swift Silent Deadly, Tamara Keel, The Armory Life, The Firearms Blog, The Prepared, Uncle Zo, Women's Outdoor News View Post

Free Books- Part 321

Amazon has a tremendous number of FREE ebooks on their website.  You can find thousands of free kindle books on Amazon’s site every day.  These books can be downloaded to a Kindle reader or a free App on your phone or personal computer.  Even if you don’t have a Kindle, you can download a free […]

Posted on June 19, 2025 by Greg Ellifritz in Uncategorized
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Weekend Knowledge Dump- June 13, 2025

Knowledge to make your life better. If you have some free time, check out some of these links this weekend.   The world is getting a bit spicy again.  Dozens of large protests are scheduled for cities all around America on Saturday.  Israel bombed Iran.  People are going nuts.  This particular variety of public insanity […]

Posted on June 13, 2025 by Greg Ellifritz in Weekend Knowledge Dump
American Cop, Ben Stoeger, ccw, Claude Werner, crowd violence, Erick Gelhaus, firearms training, Growing Up Guns, Gun Snobbery, history, home invasion, Jeff Gonzales, Jim Shanahan, Lawrence Kane, Lucky Gunner, Mark Luell, Melody Lauer, Mike Seeklander, PHLster, pistoltraining.com, police, Police One, Primary and Secondary, riots, shooting drills, shotguns, snubnose, Tamara Keel, The Armory Life, Tier Three Tactical, Tiger McKee, Uncle Zo View Post
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Recent Posts

  • Weekend Knowledge Dump- August 8, 2025
  • Using Blanks in Scenario Training
  • Upcoming Classes- August and September 2025
  • Preventing Police Training Deaths
  • Weekend Knowledge Dump- August 1, 2025
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