play by ear
http://idioms.thefreedictionary.com/play+by+ear
make up (my) mind
http://idioms.thefreedictionary.com/make+up+mind
up to (my) eyes
http://idioms.thefreedictionary.com/be+up+to+ears%2Feyeballs%2Feyes+in
have fingers...
http://idioms.thefreedictionary.com/finger+in+every+pie
(not from this) neck of the woods
http://idioms.thefreedictionary.com/Woods
put (my) foot in it
http://idioms.thefreedictionary.com/put+foot+in+it
Nie żebym nie chciał pomóc; ale mając internet do dyspozycji łatwo mogłeś/aś znaleźć to sam/a