The purpose of an invoice is to have a clear documentation of the services rendered and the expectation of payment. An invoice is preceded by a contract (verbal or otherwise) and indicates the services that were provided, rate of services, and total amount due. Invoices also include time expectation of payments, usually net 30 (30 … Read more

The easiest way is using a tool to calculate time. There's daily and weekly online tools like this timecard calculator that let you add hours in, hours out, and break time to get the hours worked in decimal. Once the hours worked are in decimal form, simply multiply by hourly rate to get the weekly … Read more