Yes, it's another prime example of a twee, stupid euphemism which serves no purpose (a little like 'escort', in fact

) and it makes me wince every time I see it.
But yes, don't claim to offer services if you don't know what they are (and I've had my share of research to do when I've been to other countries who use different terms). Nobody's expected to be born knowing all this crap but it's better to leave it off altogether than mislead people.