new here

[lawninviewlandscaping]

Hi everyone I have been a landscaper for a lot of years working for someone else but the last few years i have been working on other fields. and I want to came back to landscaping with my own business, to start I want to do it part time. I live in Morrisville PA.
but how do I start
Do I have to get a contractors license to mow lawn and mulch houses?
do I have to get insurance? and where?
What else do I need?

any help will be greatly appreciated.