Why are poetic biographies favored over prose for spiritual study and recitation?

The preference for poetry in spiritual literature is based on its practical advantages for memory and recall. Chapter 0 explains that prose is difficult to memorize, whereas poetry is learned quickly, stays in the memory, and can be recalled when needed. This is suggested as the reason ancient Sanskrit literature is predominantly in verse. Consequently, it is a universal custom that the best form of Guru service is performed through the study, recitation, and Parayan of detailed Guru biographies that are written in a poetic form, making them more accessible and memorable for devotees.