You must perform this yagna when you are facing financial difficulties and wish to earn wealth in abundance. For improvement in Financials and also for recovery of dues, which are said to bestow different benefits to the performer of this yagna.
Yantra This word in its most general sense means an instrument, or that by which anything is accomplished. In worship it is that by which the mind is fixed on its object. This yantra is a diagram engraved or drawn on metal, paper, or other substances, which is worshipped in the same manner as an image (pratima). As different mantra are prescribed for different worships, so are different yantra. The yantras are therefore of various designs, according to the object of worship. This can be placed in your puja room or hung on a wall.