In the preliminary agreement the parties undertake to enter into another contract in the future. Preliminary contract may precede the conclusion of various agreements the most often used to arrange the sale of real estate.
Typically a preliminary contract is concluded when the parties need a longer time period to be bound by the final, [...]
Depending on the availability or absence of an international element contracts for commercial sale are:
a contract for sale within the trade agreement foreign sales.
International sale is when one of its elements it is connected with the legal order of another state or country. Uniform regulation of international sales is contained in the Vienna [...]