Employment Salary Letter Can You Enforce Payment Of An Annual Salary Stated On An Offer Letter After You Received A Severance Notice?

Can you enforce payment of an annual salary stated on an offer letter after you received a severance notice? - employment salary letter

A colleague received a severance payment after 3 months of work because of the reporting of ethical violations - the company calls a bad solution. Counsel Corp. in a letter to the dismissal of several weeks of payment and signature. However, my colleague, I was your files on the old office / things and found an offer letter was, his annual salary, and was signed by the management. She received the letter of the offer before signing your contract. As has been the dismissal, which can accept to go back and press the letter of offer of salary - the implied contract?