All (Most BCC) – National Transit Institue (NTI) put together a webinar covering:

This course is intended for transit professionals whose responsibilities include some or all of the following related to the National Transit Database (NTD): reporting, statistical compilation or other financial duties and activities. This is an introductory level course. The content is geared for people who have little or no experience using the NTD reporting system or would like a review of NTD reporting policies.