Click on available slot to book.
Maximum 1 hour for each booking.
Read further instructions at the footnote.
Note:
(1) book at least 24 hr in advance.
(2) give at least 24 hr notice for cancellation, last min cancellation may result in being blacklisted.
(3) good to consult in small gp of 2 or 3.
(4) Bring rough paper for workings.