What is the purpose of calling for a public tender?

There is no need for an expert to explain why a public tender is called. At times tenders may be restricted, pre qualified, or selected for various reasons like secrecy, confidentiality, expediency or some peculiar reasons like corruption or cronyism.

Normally a public tender is called to ensure that the buyer has the best deal in terms of quality, choice and price. This is normally achieved by