bingo bash freebies, where do people find them?

I always see people talking about scoring a bunch of free bingo chips or coins and I gotta say, I’m lost on where they find them. Seems like some folks have a secret stash or know the hacks for getting daily freebies without dropping a bunch of money every time they wanna play. Feels like every site promises “exclusive” offers but I never seem to get more than a tiny bit, definitely not enough to play for more than a few minutes.

My thing has always been blackjack and roulette since you can stretch your bankroll a bit more with the right strategy, but my wife likes these bingo and slots games for the quick hit. I try to keep things long-term and not get sucked into those paywalls. Anyone have luck finding more regular sources of freebies? Curious if there’s a trick I’m missing or if it’s just luck of the draw.