No, don't do this. You don't have to respond at all to threats of a lawsuit -- not even to letters from a lawyer, threatening to sue you. But again you defini

No, don't do this. You don't have to respond at all to threats of a lawsuit -- not even to letters from a lawyer, threatening to sue you. But again you definitely need to get a lawyer (which if you have a FT job you should definitely be able to afford). Beyond that I really don't have any more advice for you. Should I mail them I am currently suffering from Covid and I am no condition to think about all this.