A HELOC on your duplex or home offers flexible, low-interest financing ideal for BRRRR, with potential tax-deductible interest if used for property expenses.

There's a big swing here in insurance and tax calculations I see and getting those numbers accurate are critical for your ability to not miss on good deals

Hard money loans offer fast approval and don't risk personal assets but come with high-interest rates and fees, which can be tax-deductible as carrying costs.

Sometimes they forget to tell you that many tenants in Detroit don't pay (depending on the property manager skill and the type of tenant) - but taxes are very high in the city and so is insurance. 

Worried about tax evasion, money laundering or funding terrorist groups and Cartels.  

Any advice or tips would be appreciated.

right now Im practicing comping 3 random tips as a newbie? 

Very simply, large corporations pay into the tax base of that local community and that revenue is used to improve the community and make it a more attractive place for people to live.

Your requirements to defer all tax are to purchase at least as much as your net sale. 

In addition due to prop 13, the tax base is a fraction of if it sold today.