In the majority of cases reported to the Procurator Fiscal, early enquiries rule out suspicious circumstances and establish that the death was due to natural causes.
A few businesses, eager to sell their products to buyers outside the local calling area, were willing to accept collect calls where they paid the cost of receiving telephone enquiries.
At first, he wrote enthusiastic answers to readers' enquiries, but he became increasingly unhappy about the sudden popularity of his books with the 1960s counter-culture movement.