I want some tax advice & strategy in property & business entity, and currently i'm not such if i can hire CPA part-time to handle my taxation & book keeping.

@Matthew Kreitzer Logan A.My understanding is that in the area of taxation, CPAs are allowed to interpret federal, state, and local tax laws for clients, as long as the legal principles being interpreted do not extend beyond tax law and it will not be considered UPL. 

The accounting rules in Malaysia are likely to be very different than the US because the taxation is VASTLY different.The OP needs an accountant that knows and understands Malaysian accounting and taxation rules.

An S-Corp is a good option since it's a pass through entity so there are no corporate taxes to pay (no double taxation).

There is a risk of getting stuck on any detail be it financing, property selection, taxation or tenant screening (another example: people have posted some formulas so complex and burdensome enough that I am not sure they are sustainable or realistic in light of the recent data that most US renters are financially fragile, (Just Google Financially Fragile Renters, FINRA)... 

If the building owner LLC (lower tax bracket) is receiving "income" from a tenant LLC (higher tax bracket) who claims it as an "expense", then he is using this false relationship to artificially transfer the rent amount from a higher bracket taxable income to a lower bracket taxable income.I'm no accountant, but I also thought LLC's had pass-through taxation so I could be completely wrong.I don't know if he is presenting significantly misleading information though. 

I went to the office of taxation in Harford County, they were no help.

Asking price $175,000According to comps rent would be about $800-850Possibly $900Total gross income $1600Vacancy allowance $80The mortgage including insurance and tax at that purchase price is estimated at $1030Maintenance and repairs $120Cap ex $160Property management $160Let me know if my numbers sound right or if I might've calculated too high or too low or what.

It's eggs in a lot of baskets instead of one, and provides income while still maintaining equity and tax advantages.Lastly, if your Dad hasn't reached the maximum lifetime exemption, he may be able to sell this home without having any taxation on it if he has lived in it 2 out of the past 5 years. 

Who has experience with a tenant calling saying this card is on your rental door? It seems going into the conversation correctly might be important. If you have some experience here in Oregon I imagine it would be of ...