What is the main benefit of maintaining a bound log book?

Maintaining a bound log book primarily serves the purpose of preventing tampering or loss of entries. A bound log book is physically secured, meaning that once an entry is made, it is much more difficult to alter or remove previous entries without leaving a trace. This intrinsic security is crucial in contexts such as fire alarm system maintenance and operations where accurate and trustworthy records are essential for both compliance and safety. In case of audits or investigations, a bound log book can serve as a reliable source of historical data that reflects the true state of the fire alarm system and can help to demonstrate that all necessary protocols were followed.

The other options, while they may have merit, do not accurately capture the primary purpose of a bound log book. Reducing paperwork or ensuring brief entries might be considered advantages in terms of efficiency, and facilitating digital access pertains to a different type of record-keeping altogether. However, none of those options emphasize the critical role of integrity and accountability that a bound log book offers, making it indispensable in the supervision of fire alarm systems.