Question: The product is not subject to labelling regulations pursuant to the German Hazardous Substances Ordinance GefStoffV For DIYers
Please fix the punctuation.
Fixed: [The product is not subject to labelling regulations pursuant to the German Hazardous Substances Ordinance (GefStoffV). For DIYers]

Question: Bakery waste flour bread and finished products
Please fix the punctuation.
Fixed: [- Bakery waste flour, bread and finished products]

Question: Mounting is this simple step by step as illustrated
Please fix the punctuation.
Fixed: [Mounting is this simple step by step as illustrated:]

Question: Postal code city and country of recipient and other informations necessary in order to get the articles to arrive at the right place
Please fix the punctuation.
Fixed:
[Postal code, city, and country of recipient (and other informations necessary in order to get the articles to arrive at the right place)]