What is this orange plate I found in my yard?

Do you know what it is? No, we don't either. Maybe someone does?
Found this small orange sign in my yard. What is it?

For the identification of mysterious objects
This almost makes me want to sell my ND3 lol

A subreddit for all those who have owned, driven, raced, admired, or had anything ever to do with a Mazda MX-5.
I'm sure this has been asked 1 million times, but 8.1 or 7.4?
The perfect subreddit for anything GM related!
Any tips on improving towing on a 1500?
Everything 1999 - 2006 Chevy and GMC trucks and SUVs.
Found something Robert might like
Subreddit for the Aging Wheels Youtube Channel
Behold, the bed of a GMT800 that has had the bed liner in since factory.

Everything 1999 - 2006 Chevy and GMC trucks and SUVs.
There's nothing that hits harder than a 5am interior detail
A subreddit for all those who have owned, driven, raced, admired, or had anything ever to do with a Mazda MX-5.
How do I keep this from happening?
This is more than a car repair forum! Please read and follow the posting rules listed in the right hand sidebar.
Do you guys have any info on Greenwood?

The best trucker subreddit out there.
What is this noise? 25 MX5
This is more than a car repair forum! Please read and follow the posting rules listed in the right hand sidebar.
Finally caught the noise on recording. ND3
A subreddit for all those who have owned, driven, raced, admired, or had anything ever to do with a Mazda MX-5.
Well my ND3 broke it's first part.
A subreddit for all those who have owned, driven, raced, admired, or had anything ever to do with a Mazda MX-5.
Dome light and Trunk light housing interchange
A subreddit for all those who have owned, driven, raced, admired, or had anything ever to do with a Mazda MX-5.
Soft top care
A subreddit for all those who have owned, driven, raced, admired, or had anything ever to do with a Mazda MX-5.
Aftermarket dome lights for ND3
A subreddit for all those who have owned, driven, raced, admired, or had anything ever to do with a Mazda MX-5.
This should be easy. What do I drive?

This subreddit is for anything and everything involving manual transmissions. Ask questions, post pictures, and tell us about your manual. Here is a beginner's guide and some FAQs written by our moderator u/Burgher89 https://docs.google.com/document/u/0/d/1vqdKXxtrPOKp41iq_H6ePVm572GFXkF6SHHEEzsqU3g/mobilebasic
Long time lurker fist time poster.
A subreddit for all those who have owned, driven, raced, admired, or had anything ever to do with a Mazda MX-5.
Just joined the party yesterday with this 01 DX.
Cluster swap
Boot recommendations
The official PNWbootmakers subreddit. This is a place to discuss Pacific Northwest Bootmakers. Whites, Nicks, Wesco, JK, Franks, Viberg, etc.
Yard infested with mosquitos
Welcome! This is a place to ask PRO techs and knowledgeable enthusiasts how to solve pest issues. When posting, clear closeup pics of the BACK of the insect are a must. PLEASE give your location or country if outside the US. Also, if you already know what pest you have, go to: r/Pest_Management. All the treatment links are there.
Liberty's Legacy broke my missions
Subreddit dedicated to Grand Theft Auto IV, The Lost and Damned and The Ballad of Gay Tony.
Should I trade my truck?
Tips and advice on buying and selling cars.
My first car that was legally in my name

This is the subreddit all about your first car and your experience with it as well as getting advice for your own first car! Feel free to ask as many questions as needed.