Crawl over with a fine tooth comb armed with the checklist. Really take your time. Also check Bluetooth or iPod type connections work.
I think dealers swap bits Cali to Cali when the need arises. Mine was a delivery mileage demo but was missing the external table, wrong service book, iPod connection did not work gas tap missing, the wrong spare wheel nut lock was supplied, the Cali has loads of supplementary booklets and a number were missing,
What service regime do you want. Long life oil or annual service ?
The other very important point is not to snag the bellows when you lower the roof. There are many posts about this on the forum