I've been searching for a solution without success, yet I'm hopeful someone might have one.   We're interested in offering guest WiFi, with the aim of substituting the ads displayed on visited websites with our own curated advertisements. I'm aware that we cannot alter anything on HTTPS sites, but for non-secure sites, I'd like to implement our ads.   You might wonder why. The reason is quite straightforward: we are a small town business in Colorado, focusing on local advertising across our operations. As a commercial real estate firm, we integrate local ads into our commercial audio, signage, and video displays. Our goal is to swap out as many "national" ads as possible with local ones we manage, whenever someone uses our guest WiFi.   This would involve a man-in-the-middle injection, which would be addressed in the terms and conditions of using our guest WiFi.   I'd appreciate any thoughts or advice on this. ... View more