This training is a legal requirement of the Customer Service Standard. The Standard requires training to be provided on serving people with disabilities as well as other topics outlined in the standard.
Here is a complete list of the training topics:
The training requirement applies to front-line staff serving people with disabilities and to staff involved in developing related customer service policies, practices, and procedures.
The training must be delivered as soon as it is reasonable after starting a job or new duties. If changes occur to policies, practices, and procedures on serving people with disabilities, updated training must be offered to staff.