These are all warning signs that you may be dealing with a rip off artist. Ask for concessions. That means that the two of you give in certain areas and take in others. Most rip off artists will take, take, take, and never give anything in return. It's best to get up and walk away from anyone who seems to be lying.
Every deal is either good or bad.
The most important thing is that you need to be aware of the tricks and strategies that rip off artists, con-men, frauds, and unethical negotiators use to get the best possible deal. Choosing one particular Scam to represent the many we come across in a year is indeed a challenge. This year our crack team of scamsifters could not decide. So here they are. We think not.