Your question is unanswerable without more information about you, what care you want to do and for whom, what hours you want to work etc etc. Please complete your profile and post more information if you really want to hear from the posters on the site. The details may be obvious in your head, but they are not in our heads.
https://www.agingcare.com/questions/where-do-i-sign-up-to-be-a-caregiver-for-my-mom-whos-83-years-old-486902.htm