10 Different Types of Contracts Type of ContractEveryday Use Implied Contracts Common in everyday transactions like dining out. Express Contracts Standard in formal business agreements. Simple Contracts Used for straightforward services or transactions. Unconscionable Contracts Often challenged in court for fairness.10 more rows •
The four main types include residential, commercial, industrial and infrastructure construction, but there are other types of construction as well as different ways to classify them, such as by sector, owner, occupancy or fire resistance.
The JCT HO/O is best for simpler projects, but if you plan to appoint specific companies for tasks like a low energy heating system or specialist glazing, the RIBA DBC is preferable as it accommodates their involvement. The JCT HO/O does not offer this flexibility.