You set your own hours and rates, EduwizardS brings you the students.  Sign up is free.  You must have an internet connection and headset with microphone.  They provide the software.  You must be proficient in your chosen area and have at least a bachelors degree.  Students rate the tutors and high rated tutors appear first in the list.  Niche areas like PHP programming or SAT Test Prep pay the best.