The best time for Lakshmi Puja (worship) on Dhanteras is during Pradosh Kaal when Sthir Lagna prevails. If Dhanteras Puja is done during Sthir Lagna, Luxmi ji will stay in your house; hence this time is the best for Dhanteras Pujan. Vrishabha Lagna is considered as Sthir and mostly overlaps with Pradosh Kaal during Diwali (Deepawali) festivity.
Buy Gold on Dhanteras (Dhan Trayodashi).
Buying Gold or Silver coins and utensils on Dhanteras is treated to be highly auspicious.
Buying Silver idols of Laxmi ji, Kuber ji and Ganesha are treated to be highly auspicious.
Cows are worshipped on this day in many regions. Thus feeding green fodder to cows on this day is considered auspicious.
Donating some medicines or eye/ear drops to the needy people on Dhanteras is also considered auspicious since this day is marked with a legend of the physician of Gods - Dhanwantri Jiâ€™s birthday (Great Ayurveda Acharya/ best Vaidh or a doctor).
Avoid Sexual activities on Dhanteras/ Dhan Trayodashi or Dhanvantri Jayanti to enjoy good health and prosperity.
Avoid eating non-veg or consuming liquors on this auspicious day to enjoy the bliss of good wealth and prosperity.
Avoid speaking ill of the people to whom you detest or you donâ€™t like.
Have a good control over your tongue and go for the meditation or reciting laksmi or kuber mantras as much as you can.
Take care no one should suffer because of you today or in these diwali days.
Avoid lending money on Dhanteras.
Avoid buying something with a sharper edge like forks, knives, leather items etc.