XM should declare in plain terms in its bonus award rules that they will not grant it to anyone who was its recipient in the last 2 years or whatever else.
Unethical conduct would be awarding bonus and then taking it back by making some lame excuses on the basis of hindsight driven interpretations of vague terms.
Unethical conduct would be awarding bonus and then taking it back by making some lame excuses on the basis of hindsight driven interpretations of vague terms.