Editor’s Picks Productivity Promissory note template: What to include and how to sign it A promissory note is a written, unconditional promise to pay a fixed sum of money, either on demand or by a set date. A template becomes enforceable the moment ... Editor’s Picks Productivity Lease agreement template: What to include and how to sign it A lease agreement template provides landlords and tenants with a starting point, but making it legally enforceable means filling in the clauses your state requires and having it signed ...