" 'employment' means, subject to any prescribed provision, employment under a contract of service or of apprenticeship or a contract personally to do any work …"
"… the Tribunal then has to consider whether there would be (given some contractual arrangement) a contract to provide services personally. Here again, there has to be a legally binding agreement for the provision of those services. Although it is right to say that the applicant could not send anybody to do his volunteer work, nonetheless he was not obliged to attend personally to carry out such work at any time, as he accepted in his evidence. He acted entirely in the capacity of volunteer with no restrictions upon him or obligations upon him other than to perform as a volunteer to the standards expected by the fifth respondent having received training, if he so desired to proceed and continue as such a volunteer."
"… nonetheless he was not obliged to attend personally to carry out such work at any time, as he accepted in his evidence."