B2B is the three-character shorthand for body-to-body, typed into search bars late at night and read by the office without a single follow-up question.
Business people know the letters from invoices. Night people know them from somewhere else. In the searches that land here, B2B means body-to-body, and it has nothing to do with wholesale.
Nobody hyphenates on a phone at one in the morning. Thumbs cut corners. Body-to-body shrinks to B2B the way a long street name shrinks to two syllables in the back of a taxi. A search engine works out which B2B you meant from the company the letters keep: Amsterdam, tonight, hotel, massage. Park any one of those beside the abbreviation and the procurement software drops out of the results.
The variants turn up as well. Body2body. BtoB. B 2 B with the spaces left in. Each one resolves to the same session and the same ladder.
Write B2B in the thread and you have said all that is needed about technique. Nobody asks you to spell it out. What the office asks for is everything else: the length, the hour, the address, and whether you have booked here before. That last answer weighs more than it looks, because it decides whether half the fee goes ahead of her.
A sample, stripped to the bone. B2B, two hours, tonight, hotel near the Amstel, first time. The reply names EUR 360, asks for EUR 180 in advance, and supplies the payment details inside that same thread once it has accepted.
B2B means one therapist unless you write two. It means oil unless you ask for gel. It carries no premium for being searched under the snappier name. A pair is a separate booking at EUR 360 an hour, filed under four hands.
The long version of what the abbreviation covers is in the guide on what B2B massage means, and the journal takes the word apart in the case for an abbreviation.