Kishore (2020) describes ABC verse on design and development research A: Attempting methodical development of a prototype through formative evaluations on its usability and practicality / B: Bases for method are why, what and how of doing / C: Collection of data is done through observations, notes, surveys, protocols, discussions and interviews during designed development and trialling / D: Data types are the needs, profile, context, in-progress and during try-out data / E: Evaluation of tool, product, etc, through interpreting the extent of practicality or effectiveness of use through observation and discussions with the user and designer