As a Quantity Surveyor employed by a small construction company, your recent task involves conducting renovation activities in an office building based on an oral agreement with the client. However, the client has refused to pay progressively but only intends to make payment once the project is completed. Your employer has approached you seeking guidance on this matter. Please advise your employer on how to proceed with your progress payments, including:

a) payment claim procedure

b) payment claim timeframe

c) Consequences of not paying claimed amount

Include any sources