First, anyone who participates in the self-and-peer assessment will get 10 points extra credit for their project work except if they are accused of lying or purposely complained about the correct ranking (see the third rule below for the details); second, after grading the group work and the peer-and-self assessment, the instructor will declare the final grades to all the people in each team, and allow them to complain about the final grade ranking; Third, if someone complains about the ranking, the instructor will check the logbook. If the ranking from the peer-and-self assessment is wrong, anyone who lies in the peer-and-self assessment will only get 2 points extra credit instead of 10 points. If the instructor finds that the ranking from the peer-and-self assessment is correct, the complainer will only get 2 points extra credit instead of 10 points".