Performance Gap. Background. In recent years, the housebuilding industry and government have grown increasingly concerned over the potential gap between design and as-built energy performance.
The apostrophe (â or ') is a punctuation mark, and sometimes a diacritical mark, in languages that use the Latin alphabet or certain other alphabets.In English, it serves three purposes: 1  The marking of the omission of one or more letters (as in the contraction of do not to don't).he apostrophe (â or ') is a punctuation mark, and sometimes a diacritical mark, in languages that use the Latin alphabet or certain other alphabets. In English, it serves three purposes: 1  The marking of the omission of one or more letters (as in the contraction of do not to don't).
Definition of Apostrophe. More commonly known as a punctuation mark, apostrophe can also refer to an exclamatory figure of speech. The definition of apostrophe as a literary device is when a speaker breaks off from addressing one party and instead addresses a third party. This third party may be an individual, either present or absent in the scene. It can also be an inanimate object, like a dagger, or an abstract concept, such as death or the sun.