That's maybe an old concept but many country consider that having neighbour countries integrating the sphere of influence of other global powers has a bad sign. (politics.stackexchange.com)
Reasons could be anything like a bitter experience of such adult dating services or influence of some other person who might have got failure on some free scam site. (adultfindout.com)
Social influence is a constellation of three types of perceived influence of others, consisting of perceived social norms, behavior and pressure. (academic.oup.com)