The placement of information structure seems to be controversial when approached with reference to T-model architecture of grammar and have debatable theoretical determinations. These include but not limited to: 1) the grammar of the information structure is not considered as an autonomous component; 2) how linguistically the information structure units (in various languages) could bring problems when coding units in the grammatical components; 3) the various aspects of contrastive focus and presentational focus, and how they are realised in (Standard) Arabic, English and Turkish yet (French); and 4) scrambling (free word order) and information structure relationship with illustrations from these mentioned languages.