Another option is to stop using the site--probably the one I will choose, as a site that permits this kind of harrassment of its users is not one I'd like to support.

Here's the URL associated with the popup: http://vip.peopleluck.xyz/bonus/com-us-cc-s10-iph11-cdn/lp3.php?c=5bz5purqz4vz0&k=68b5b46581fc7865deca0dd57d0daae2&country_code=US&carrier=-&country_name=United States&region=New York&city=Red Hook&isp=Time Warner Cable Internet LLC&lang=en&os=Mac OS X&osv=10.13&browser=Chrome&browserv=84&brand=Desktop&model=Desktop&marketing_name=Desktop&tablet=4&rheight=768&rwidth=768&e=5

Same thing for me. It pops up frequently and despite the fact that I've attempted to block it. It claims to be from Spectrum, but I've called Spectrum and they tell me it's not theirs, it's fraudulent. Impossible to reach the Lexulous Contact link; seems they've disabled it.