Or perhaps, the invoice will be sent electronically through email. Or you may require a handwritten invoice form that your technician can complete in the field. Most likely, your company will require a combination of these. Using a template can ensure that your companys design and branding elements are consistent.
The details in this template should be listed in reverse chronological format. When listing the experiences, list your most recent experience first followed by the recent experience and so on. Educational details are also listed in the similar fashion.