Another key advantage is that on-demand contracts are often negotiated with predetermined prices, which can offer discounts for large orders. This is advantageous for suppliers who can guarantee a current activity for a certain period of time and help them manage cash flow and orders. A call contract, also known as a framework order, is an order that allows large orders over a period of time. This is a form of framework agreement that is often used in the construction sector, where projects can take months or even years. STAR Procurement (a joint purchasing service for Rochdale, Stockport, Tameside and Trafford councils), Glossary of Terms, published in May 2019, defines an on-demand contract as follows: „A contract awarded to a supplier or a number of suppliers who have been entrusted with a framework agreement to provide the necessary supplies, services or works“. The advantage of an appeal contract is that the supply of materials can be ensured by several delivery dates, so a customer is not obliged to hold inventory on site (for example. B all bricks necessary for the construction of a residential subdivision); Instead, they can „recover“ inventory when needed. NB Glossary of Procurement terminology, A guide for suppliers, Published by the London Borough of Richmond upon Thames in April 2012, defines an on-demand contract as follows: „A contract concluded under a formal tender procedure with one or more contractors, suppliers or service providers for a defined range of works, goods or services that cover conditions (including price) `deducted` by users, to meet their needs. Rigorous on-demand contract management is essential, with appropriate controls. The customer should be able to trust compliance with the agreed pricing and adherence to call schedules; while the supplier must have permanent control of its obligations and ensure that they are not over-over-tendered or under-tendered. على حد علمي كل عقد ينطوي بطبيعته على هذا الالتزام. webcache.googleusercontent.com/search?q=cache:cPcx4qzk_dYJ:www.aljazeera.net/mritems/streams/2007/11/29/1_739788_1_51.pdf+&cd=6&hl=ar&ct=clnk&gl=ae every year and everyone is doing well, I hope for a happy new year and a good love for all, yes, my brother Khalil this definition of the treaty and explained to him, but I wanted to put it in one name. Is it a treaty of continuity and flexibility? An annual contract of maintenance / delivery on request commitment over a certain period of time is the property on which it is an obligation that is theoretically in the subject until other proposals and participation. .