So many polishes available. I would suggest Menzerna first and foremost if they are bad. Poorboy's SSR line is simply amazing as well. Both of these can be used with either a DA or a Rotary. Megs are pretty versatile and can typically be used with either one as well. Optimum Polishes are really great with a Rotary.
I can get more specific if you can provide more specific details or even pics would be great!
If you are having difficulties capturing the swirls in the photos, try using a spot light or really bright flash light. Hi-res is important and cell phone cameras don't work.
Companies are understaffed and many employers are not qualified to hire people. They have utilized technology to place ads, receive resumes and screen for keywords. They have forgotten an old fashion tactic: manners.