Professional studies encounter

Today in professional studies we have learnt the following

Its important to include the following in an invoice Invoice ,Name,Contact,Work done,Date,Payment terms,

Customer address, Details 

I also learnt how important it is to have a contract either by you or the company, before you start the job

You must keep up to date with all of with all your work throughout all aspects like business, invoices, contracts, payment ect..  

Here is a costing account example

£25 per hour for studio work, time the cost by 2, then the wholesale price by 2.5 equals the retail price you could sell your work at....