There are a few basic step to write a will, they are: Document all personal information to identify yourself, revoke all previous wills, name an Executor, detail the beneficiaries, details of your assets, note any bequests, state funeral arrangements and sign. You will also need a witness to sign your will but your witness can not be any of the beneficiaries you've named in the will. At the end, number your paragraphs, it is a simple way to confirm the document is complete with no missing pages or additional pages inserted. Have the document notarized.