That is about it for the content, believe it or not; it is direct and straightforward without any fluff or nonsense. You are simply covering each detail so the seller knows exactly what the buyer intends to do. Having an informal letter of intent also allows for easy negotiations.
Letter of Intent. A letter of intent is an important document that sits neatly between a confidentiality agreement and a final commercial contract being signed. Following disclosure of information under confidentiality the next step in the process is for the parties to determine whether they wish to proceed to a commercial business relationship. The letter of intent signals to both parties that they wish to enter into a relationship subject to conditions being satisfied.