have more options to work in different places. Yeah. And I'm pulling up the acronyms, you know these better than me, Jane, but COC is the certified outpatient coder. Yes. And where, what kind of environment do they work in inpatient, I guess it's outpatient coder. It's outpatient, they work in ambulatory care centers. And you learn the, I believe it's the ASC and different aspects of coding than the CPC, because the CPC is outpatient physician office. The COC is outpatient ambulatory care, or I guess you could work in a hospital because it used to be called the CPCH. Yes. Okay and tell us about the others. So the CEMC certified evaluation management coder came up when I wanted to move from cardiology which I really my heart I really love cardiology and I learned a lot in cardiology because you learn radiation and different procedures. That's tough I hear cardiology you mentioned in the group in the Facebook group and yes people talk about how difficult it can be. Oh I loved cardiology. Um just deep dive into cardiology and I would buy you know I have the AAPC webinar subscription I have  the AAP, you know, the magazine that comes. I would just continue to read and educate myself about different new procedures coming up because it's continually changing. So then I decided to take the CEMC because of the evaluation and management and I was working in coding and denials. And the denials