1. A method implemented by a computing system in response to execution of program code by a processor of the computing system, the method comprising: generating a markup language representation of a business document based on a business object model; generating a first multi-part Multipurpose Internet Mail Extension (MIME) electronic mail message comprising a first part and a second part, the first part associated with a text content-type and the second part associated with an attachment content-disposition, and the second part comprising the markup language representation of the business document; and transmitting the first electronic mail message to a business application platform associated with the business document and implementing the business object model.