Replies to post #88085 on Optec International Inc (OPTI)

[Deep6]

I NEVER heard THAT before

Here you go...

not (one's) first rodeo
One is experienced with a certain situation, especially in relation to potential pitfalls or deceitful practices by others. Don't think I'll fall for that old trick. This isn't my first rodeo, you know. Hey, you're pretty good at that—it's clearly not your first rodeo.
https://idioms.thefreedictionary.com/not+my+first+rodeo