Perhaps it is too expensive to offer a copy of the dissertation to anyone present in the defense. In that case, you can choose to print a folder with a summary of your promotional research, the propositions and the afternoon program.
The invitation to defend your promotion does not necessarily take the form of a bookkeeper. You can choose to print a card with the invitation. This is especially practical when only a select company is invited for an exclusive dinner or party.
Create and send invitations is one of those tasks that requires special attention. The internet makes an invitation that looks beautiful, not only easy but cheap and multi functional. Think of an epub that you can refer to, date that can be placed right in their calendar and location that can be located right.