If i had only 3 minutes to analyse a horoscope:
1. I would generate the chart and look at
(a) the exact degrees of planets and drushti/yuti/pratiyuti of close degrees.
(b) Planets in INTENSE nakshatras.
(c) Lot of planets in Wakri graha owned house...
(d) and MOST importantly Lagnesh and Lagna (HEALTH / Robustness)
2. KARAKATVA of each planet -- How each planets is placed and what KARAKATVA they have -- the Karakatva of a STRONG planet will affect COMPLETE LIFE of a person!! Say Shani -- Raahu and Mangal for Shivaji Maharaaj (Shani in 3rd house Uchcha, Mangal and Raahu in the 11th house in Mithun and Ravi in 7th hosue in KUMBH -- 19th Feb)
3. Current Dasha/Anatradasha and if some new maha about to start. How it looks. Shani and Guru's transit on horoscope planets.
4. Does the Navamansh Horoscope support the main horoscope or opposes it.
5. Numero Quick Analysis dates - Combination of b-date addition and also complete b-date addition. (Personality and the Life Purpose) This would be my 3 minuets analysis.