In the context of social invitations, RSVP is a process for a response from the invited person or people.
In this context, the acronym seems to have loosened its tie to its original meaning and is often understood simply as an abbreviation for "reply".
Fairfax Media Limited [ASX: FXJ] (formerly John Fairfax and Sons) is one of the largest media companies in Australia and New Zealand, with investment in newspaper, magazines, radio and the internet.
A great diversity of online dating services currently exists.
Some have a broad membership base of diverse users looking for many different types of relationships.
The acronym "RSVP" or the phrase "Répondez s'il vous plaît" are sometimes still used in current French to require confirmation of an invitation.
The phrase "RSVP, regrets only", or simply "Regrets only", is a popular modern variation that implies "if you do not reply, that will be taken as an acceptance." More specifically, if most invitations can be assumed to be accepted, a "regrets only" RSVP will reduce the communication required by both the host and their guests.
I could tell it was an admin staff just giving me random answers and not even talking just replying boringly to my questions.
Once I asked to meet up for coffee, there was no reply at all.
Such companies offer a wide variety of unmoderated matchmaking services, most of which are profile-based.