Architecture is the art and technique of planning, designing, and constructing buildings or other structures. The practice of architecture is employed to fulfill both practical and expressive requirements, and thus it serves both utilitarian and aesthetic ends. Although these two ends may be distinguished, they cannot be separated, and the relative importance given to each may vary accordingly.

“Architectural services” means services related to the art and science of designing and building structures for human habitation or use and includes planning, providing preliminary studies, designs, specifications, working drawings and providing for general administration of construction contracts.

The services that an architect typically provides are ,
1.Schematic Design                                            2.Design Development,
3.Construction Documents                                4.Bidding
5.Construction Administration.

Also provide a wide variety of additional services including feasibility studies, architectural programming and project management such as preparation of broad project parameters, project scope statements, project milestones, budget and money flow forecasts, tender enquiry documentation, contractor and supplier selection, adjudication and tender awards, progress status..
Architectural programming involves research and decision making that helps the architect and owner establish performance requirements and design criteria for the project. … It is an essential first step before the design phase and a critical communication tool throughout the project.
Elaboration of architectural professional s’ services including inter alia: the preparations of Working Drawings and details for the proper execution of works during construction. He issues sufficient copies of working drawings, schedules, specifications, Bill of Quantities and other contract documents to the Contractors for the proper execution of works.

The Pre-Design Services nominally include consultation, pre-feasibility studies, feasibility studies, site selection and analysis, site utilization and land-use studies, architectural research, architectural programming, space planning, space management studies, value management, design brief preparation, promotional …
Post-construction consists of all the final processes completed in order to hand the building entirely over to the building owner. This includes completing all punch list items, a final walkthrough, training, and more. Prior to the final inspections and walkthrough, all items on the punch list should be completed.