Works in following fields are prescribed for Satuday: entering a new house & city, trading with deceit & forgery, telling lies, dreadful deeds, insurgency, works related to obstruction, trading of arms & ammunition, poisoning, bereft of courtesy, usage of iron & steel, arm & armory, dead, servants, debased persons, old persons, thief, buffalo, camels, birds, trapping of elephant, stable works, profession related to capturing, collection of houses, departure, broken utensils, glass, stones, learning secret Mantras from Guru (Guru Deeksha), service.

It's nature is Khala Prada, which can be interpreted as "cruel, wicked or bad in nature". It's good for using weapons, keeping arms, killing of enemies, arresting actions, poisoning, igniting fire, Atharva Vidya, works related to electricity. No Manglik works should be done as they get destroyed.

Being Rikta (that can be translated as "empty hands", "scanty", "destitute"), the 4th Tithi is suitable for following works: arresting, poisoning, uses of weapon, surgery, igniting fire. Travelling in any direction is strictly prohibited during Krishna Chaturthi.

Related Devatas: Ganesha (Ganapati), Yama, Shani.
Sompad Tithi month: Magha.
Manvadi Tithi month: none.
Maasa Tithi Shoonya: Pausha, Phalguna.
Tithi Shoonya Lagna: none.
Tithi Shoonya Nakshatra: none.
Surya Rashi for Dagdha Tithi: Vrishabha, Kumbha.

Specific actions and works that are suitable for initiation during Chandra in Rohini: Manglik works, Alankar, Upanayana, Seemanta, Pratishta; temple or God related works; clothes, ornament, jewellery; installation; developmental works; collection of wealth; coronation, stationary works; garden, starting agriculture & home; horse, elephants; house/village/city inauguration. Only auspicious activity is permitted when Chandra is in Rohini, thus no unauspicious or bad (Pāpa) deeds should be done in this period.

Bava is benefic, moving Karana, ruled by Indra, suitable for: development, expansion, strength, vigour, short life-span works, fixed & movable works, religious deeds. Surya is Graha, who's ruling Bava.

Variyana is the 18th Nitya (Naisargika) Yoga, which is ruled by Kubera and considered to be a benefic one. Its effect usually described as "larger, better, higher" or "reach of different comforts". Guru is a Graha that rules Variyana.

Analysing Muhurta, Chandra in Vrishabha (Taurus) gives bad Chandrabala if one's Janma Rashi (disposition of Chandra in certain sign at birth time) is Mithuna (Gemini), Dhanu (Sagittarius) or Tula (Libra).