Summary:

They intended to devote all their time to it; did not seek anything else. While at outset they worked only 15 to 20 hours per week, they intended to devote all their time to it in order to succeed. Not sufficient that they received no remuneration.

Summary:

Having regard to hours (15 to 20 per week) devoted to it and because they received no pay, they believed they were not working within the ordinary meaning of the word. An ordinary person believes that he or she is not working if he or she is not paid.