Guess the job

1. You need a degree, but have no uniform. You have lots of work but your job is very rewarding as people succeed. Bells sound.

2. You often come home smelling of yeast. Your work place can get hot.

3. You always need to be on time. Many people thank you as they leave. You need to be good with money but don't need a degree. A license is a must.

4. You are not always needed but without you it would be alot worse. Bells sound. You need alot of experience and may get wet.

Remember to put your name at the end of all 4 guesses!!