Poster Ltd

How much are my Porsche items worth?

Hello, How much money do you think my Porsche items are worth all together or separately.
1. 3 100cm by 50cm porsche posters
2. 6 RARE Porsche books
3. 1 LTD. cayenne turbo S Picture Booklet
4. 1 Porsche notebook
5. 1 porsche design 1 book and cayman S book.
ALL [...]