最近在Kijiji and comfree 卖房,收到如下邮件 "Hey we were wondering if we payed your asking price would you be interested in covering say $10,000 towards the down payment or say I get the money from a scoure can you give a $10,000 insentive back for me to repay the money.... Thank you " ( h5 I9 o- c, ^3 o! x2 f感觉很奇怪,请问是scam吗?