Sure, but there used to be big loopholes, so, for example, if you made capital improvements to an apartment you could increase the rent further. Landlord buys

Sure, but there used to be big loopholes, so, for example, if you made capital improvements to an apartment you could increase the rent further. Landlord buys a $500 fridge and hires his buddy to install it and gets from him a receipt for 8k in installation fees. Now he can raise the rent $800/mo. the same sort of shenanigans aren’t available the opposite direction for the tenants.