The scientific method of measuring the strength of planets.

Analyzing the Karakamsha (the position of the Atmakaraka planet in the Navamsha chart) to determine a person's soul purpose and career path. 6. Planets and Children

When reading his books, keep a notebook handy. Rao’s style is dense with information; a single paragraph might contain three different sub-rules that require testing on your own collection of charts. He always advocated that students should not take his word blindly but should verify his findings on at least 50 charts of their own.

David Frawley, the renowned American author who was awarded the Padma Shri, famously captured the seismic impact Rao had on the field, remarking that there was . Unlike many who merely translate classical shlokas , Rao was a pioneer of micro-research . He encouraged students to test astrological principles using sample sizes of 10 to 20 birth charts to validate or reject hypotheses, rejecting ideas that could not be verified through data. This empirical approach earned him the respect of serious academics and practitioners worldwide.