地產買賣合同很少有這種霸王條款。銀行不按時放款的情況80%以上

如果有罰款條款，reading the contract, doing the calculation, assessing the risk based on the rate (just thinking you get the loan from bank) and future property appreciation. 預測最好和最壞的numbers. 投資者一般應該有個承受風險的底線。