well, the key point is to

來源: 於 2012-04-26 16:03:08 [舊帖] [給我悄悄話] 本文已被閱讀：次

find the potential tenants and they could pay the rent. If the vacancy rate is 5%-10% is good. What if the vacancy rate go to 50% or higher...

You need more rental data to justify this property. Not only the numbers.