but it's not essential Some contracts are unenforceable if not in writing. https://en.wikipedia.org/wiki/Statute_of_frauds https://en.wikipedia.org/wiki/Statu

but it's not essential Some contracts are unenforceable if not in writing. https://en.wikipedia.org/wiki/Statute_of_frauds https://en.wikipedia.org/wiki/Statute_of_frauds