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 " % t2 o0 V, d9 ~4 E. h4 u* A4 w+ B感觉很奇怪,请问是scam吗?