The booking was very easy - fixed up by email and deposit paid by PayPal within a couple of hours of sending the enquiry.
The property is in St Agata sui due Golfi, not Massa Lubrense as stated on the website - this is significant because St Agata is a much nicer small town than Massa. If wanted, there is easy and cheap access by bus to Sorrento (nearest major town with train station to Pompeii etc).
The apartment is large and very pleasant, with amazing views including Capri from the kitchen window and balcony. There were plenty of towels and endless hot water.
The owner's mother met us in town upon our arrival (which was 2 hours later than we expected, so she was very accommodating) and took us to the property as sat navs do not find it. The owner visited twice and was very friendly and helpful - we felt we could phone if we had any problems, but didn't need to in fact.
It is quietly situated but not down one of those narrow paths (roads!). There is a short-cut to...