There is no inherent problem with an agreement written in plain English, and in a casual, hip, or funny voice (as long as it still protects you legally), and it may even be better for your business goals.

What are plain English or plain language contracts? They are contracts that are easy to read and look like they are meant to be read. Their goal is clear which makes it a more effective communication.

What to Include in a Contract The date the contract begins and when it expires. The names of all parties involved in the transaction. Any key terms and definitions. The products and services included in the transaction. Any payment amounts, project schedules, terms, and billing dates.

Application of that rule in contract interpretation requires that the meaning of contractual language be determined solely by attaching the plain or usual meaning to words that appear clear and unambiguous on the face of an agreement.

Exact words The rules of law that apply to contracts make precise word use in contracts important. If the language in a contract is clear, explicit, and unambiguous, no additional evidence can be considered regarding what the contract means and what the parties intended.

Non-disclosure agreement - Wikipedia.

The Plain Writing Act of 2010 defines plain language as: Writing that is clear, concise, well-organized, and follows other best practices appropriate to the subject or field and intended audience. Language that is plain to one set of readers may not be plain to others.