Quick Answer: Why Is A Purchase Specification Used?

What is a general specification?

Specification that covers requirements for two or more classes, grades, materials, services, styles, or types of goods or services..

What are the disadvantages of specification?

Disadvantages  There are requirements for which it is practically impossible to draw adequate specifications.  The use of specifications adds to the immediate cost.  The specification may not be better than a standard product that is, readily available.

What are the five objectives of purchasing?

Here are the top objectives of most business’s purchasing departments.Lower costs. This is by far the primary function of the purchasing department. … Reduce risk and ensure the security of supply. … Manage relationships. … Improve quality. … Pursue innovation. … Leverage technology.

What is a purchase specification?

Detailed description of the measurable characteristics desired in an item to be purchased, such as quality, size, weight, performance parameters, safety requirements, etc. POPULAR TERMS.

What is a product specification and why is it necessary?

Purpose. The purpose of a specification is to provide a description and statement of the requirements of a product, components of a product, the capability or performance of a product, and/or the service or work to be performed to create a product.

What are the two types of specification?

UK project specification types fall into two main categories prescriptive and performance. Prescriptive specifications define the requirements using generic or proprietary descriptions of what is required, whereas performance specifications focus on the outcomes rather than the characteristics of the components.

What are the four steps of the purchasing process?

Key steps in the purchasing process1 Request to purchase / requisition. … 2 supplier selection. … 3 purchase order. … 4 Fulfillment. … 5 Goods receipt. … 6 Supplier invoice/payment. … Summary.

Why is product specification important?

Let’s look at the main reasons why the specification is so important to the construction process: It provides clear instructions on the intent, performance and construction of the project. It can reference the quality and standards which should be applied. Materials and manufacturers’ products can be clearly defined.

Why are purchase specifications important to food establishments?

Precise specifications can: Reduce purchasing costs as higher quality products need not be accepted. Ensure constant quality in menu items. Allow for accurate competitive bidding among suppliers and so reduce costs.

What are types of specification?

Four Types of “Specifications”Product Specification: This describes a manufacturer’s product and its performance without consideration for a particular building. … Project Specification: This describes an architect’s design and performance requirements for a particular building. … Master Specification: … Guide Specification:

What is included in a specification?

A specification is a detailed description of the dimensions, construction, workmanship, materials etc., of work done or to be done on a project, prepared by an architect, engineer or designer, often referred to as specifiers.

How do you write a good product specification?

5-Step Process for Writing a Product SpecConsider your customers’ feedback. Before diving into a product spec, it’s important to know why you need a new product. … Open the discussion to your entire organization. … Decide which specifications are necessary to include. … Perform user testing. … Revise, revise, revise.

What is an effective specification?

A specification is a document describing the buyer’s needs, which enables providers to propose an appropriately costed solution to meet those needs. … In parallel it provides a means to tender evaluation.

What is a conformance specification?

Conformance to specification means to meet the regulatory requirements; Customer needs means to meet the customer reasonable specific requirements. Conformance to specifications means to meet any requirements defined for the product, not only regulatory.

What are the characteristics of a good specification in procurement?

A good specification should do four things: (1) Identify minimum requirements, (2) allow for a competitive bid, (3) list reproducible test methods to be used in testing for compliance with specifications, and (4) provide for an equitable award at the lowest possible cost.

What is the first step in the purchasing process?

The first step in the purchasing process is to determine what you need, as well as the frequency with which you will need the items for your business. For instance, if you plan to order office supplies, decide if you want to re-order each week, each month or just when you reach a certain inventory level.

How do you write a specification?

How to Structure a Software Specification Document:Define the Document’s Purpose. … Identify the Scope. … Provide a Software Overview. … Outline the Infrastructure Requirements. … Define the Functional Requirements. … Define the Non-functional Requirements. … Provide any References and Appendices.

What are the purposes of specification?

Purpose of specification is to highlight the necessary information which cannot be obtained from drawing. Further main purposes of writing specifications are; To show the strength of construction material or construction work. To show the ratio of concrete or mortar ingredients.

What are the five major steps in the purchasing process?

5 steps to understanding your customer’s buying processProblem/need recognition. This is often identified as the first and most important step in the customer’s decision process. … Information search. … Evaluation of alternatives. … Purchase decision. … Post-purchase behaviour.

What are the 3 main documents used in the purchasing process?

The Purchasing ProcessNeeds Analysis. … Purchase Requisition to Purchase Order. … Purchase Order Review and Approval. … Requests for Proposal. … Contract Negotiation and Approval. … Shipping and Receiving. … Three-Way Matching. … Invoice Approval and Payment.More items…•