via this link:
https://polishforums.com/language/lessons-units-10526/also: polish.slavic.pitt.edu
there is many others if you do a search amongst this forum including here .....
polishforums.com/po-polsku-41
getting a couple of good books
enrolling on a course that maybe your local college is offering
putting an advert on gumtree asking for someone to help but you would probably need skype ... failing that install skype anyways and randomly message some polish people asking if they would help you learn :)