How to to ensure staff to work with quality,care,respect of self and client,thriftyand faithful.?

Contract workers still compare the financial benefits that they get monthly with other organizational worker.In fact they signed the contract with the present employer willingly.As such there is a lot of waistage of manpower, materials,water electricity ,time management(delay in executing ignmentsa) Also this feeling is frequently verbalized and is becoming a disease.Vice versa the employer promises arise in the salary but did not honour it.