I must not be reading what you are reading.
In the thread I linked to, there are a few ways listed to prevent automated bots.
1. Start banning from server level with IP addresses,
2. Use Cloudflare
3. Use robots.txt
5. Q&A is effective and you can also use generic questions...
The main reason for this is because 1. Firearms have to be transfer'd via FFL dealers. If you are purchasing a firearm from an out of state user I would suggest paypal, GunBroker uses paypal so I do not know why it would be a problem.
https://paysafeescrow.com/ but has a min. of $1000
I see what your saying, have you thought about continueing with the metals?
Silver , bronze, gold,
You could use titanium, rhodium and such or go with the army ranking system. If you want to stay with the metal and gems you could combine two but right now I see three different category’s...
Correct no staff in that one. Running the recaptcha, stopforumspam, and Cloudflare as well as using the htaccess has eliminated all spam from my forum other then real people spamming. That’s is why i suggested it.
Good luck feel free to reach out to me anytime.