The Gross Rent Multiplier (GRM) formula is a simple valuation tool used in real estate investing to compare different rental properties and evaluate potential returns. It helps estimate how long it may take for an investor to recover the purchase value based solely on the gross rental income generated from the property. gross rent multiplier formula is widely used in early stages of investment analysis because it is fast, simple, and does not require deep calculation of operating expenses and tax details. It allows investors to screen properties quickly before going into detailed cash flow studies. How Is the GRM Formula Calculated? The GRM formula is easy to apply. Investors…