This is due to the conflicting relationships between the company and its subcontractors and suppliers, as discussed in the previous sections, and the lack of a proper communication system throughout. the supply chain. This could result in the transfer of incorrect information or the complete absence of important information, causing defects and, therefore, rework. Providing incorrect drawings or older revisions of drawings to site leads to poor construction and sometimes subcontracted work may not match the main design. This leads to rework, rectifications and schedule delays. Poor communication with suppliers leads to poorly delivered materials and poorly matched components. In such a case, certain activities may be suspended so that the bad stock comes back and the right stock is delivered. (Cutting-Decelle AF, 2007) Therefore, MP Constructions must pay attention to the flow of information throughout the supply chain to avoid the increase in project cost, schedule delays and, consequently, the customer dissatisfaction..3.6