Another Ordinary Day As A Bee-Keeper
The family told David that the noise they were hearing sounded like a loud droning. Like a hive would sound. As this meant they may be dealing with thousands of bees if they were correct, they were worried they may be in danger of being severely stung.

Another Ordinary Day As A Bee Keeper
The family was also worried that the presence of a large hive would damage their house. David had heard all of this before and knew how to handle the situation and what needed to be done next.
Making Sure
David could hear that the family members were panicking a bit and he needed to alleviate their fears as well as see the situation first hand and conduct some investigations on site. He immediately arranged to come over to the house.

Making Sure
He packed his bee suit and other equipment. His get-up can look quite disquieting to his clients but he needs all of it to safely and effectively remove a hive.