You need a lesson, an explanation, a song, a sheet, a video?
A One-hour Piano Lesson: 30 euro. Lees verder in het Nederlands.
I can help you online, if you want to: I'll make a video, a sheet, a midi file..., and give you the explanation you need, something like this: Online Lesson. When you're satisfied you pay with the donate botton, or I send you an invoice.
Just contact me to ask your questions.