Common use of In this Addendum Clause in Contracts

In this Addendum. 1.1.1. headings are for convenience only and are not to be used in its interpretation; 1.1.2. an expression which denotes – 1.1.2.1. any gender includes the other genders; 1.1.2.2. a natural person includes a juristic person and vice versa; 1.1.2.3. the singular includes the plural and vice versa.