Unless I'm missing something, I see no option to refuse a job once the requirements are submitted (because it happens after the order is made), meaning i have to raise a dispute to cancel the order if they are impossible reqs and then I get penalized for it. Its the wrong way around.
Additionally, writing an FAQ provides no ratings protection. The user has no obligation to care about any FAQ can still cancel for any reason, and the seller gets penalized for that.
How are you not seeing the flaw here? xD
here is an entire thread explaining this exact issue by another fellow programmer: