In an article for The Conversation, he examined all the latest research - and found penetration can last from 33 seconds to 44 minutes when an average is taken of all the times each couple has sex. The average time across different couples was 5.4 minutes.
The Basics of Human Communication. The transactional model is a more realistic representation of human communication. It recognizes that both people involved in the interaction are communicators, and instead of the process illustrated as linear, it becomes circular in its function. Thus the process is an exchange.
Transactional Documents. A company uses documents to transact business with its clients. To save time, these documents may be formatted as a form, such as an order form, transmittal page, invoice or receipt. The types of transactional documents used vary somewhat by the nature of a business. An insurance agent, for example, generates insurance applications and policies, while a lender uses loan applications and mortgage documents.