Most landlords are still stuck using that standard 27.5-year straight-line...

https://www.rentbottomline.com/blog/100-bonus-depreciation-for-rental-property-investors-how-to-maximize-your-tax-savings

Most landlords are still stuck using that standard 27.5-year straight-line depreciation schedule, which is basically leaving cash on the table. If you have been considering a cost segregation study, it is worth it. For a $1