Definitions for "Professionalism"
The following of a profession, sport, etc., as an occupation; -- opposed to amateurism.
A commitment to gaining and maintaining knowledge and skills in a particular field, and to using that knowledge and those skills to provide the highest-quality services possible
of or done by professional standards; the skill, competence, or character expected of a member of a highly trained profession.
the expertness characteristic of a professional person
This means making do with what you've got and giving it a go.