Question: There is no 100 sure way to understand the price direction yet there are some tips
Please fix the punctuation.
Fixed: [There is no 100% sure way to understand the price direction, yet there are some tips.]

Question: Found at an antiquarian in Osnabrck Germany
Please fix the punctuation.
Fixed: [Found at an antiquarian in Osnabruck, Germany.]

Question: Our roof trusses are CEapproved according to Eurocode 5 Roof truss plans and calculations are formulated by our own accredited roof truss designers in the most advanced CAD systems on the market
Please fix the punctuation.
Fixed: [Our roof trusses are CE-approved according to Eurocode 5. Roof truss plans and calculations are formulated by our own accredited roof truss designers in the most advanced CAD systems on the market.]

Question: It was not a question of a running time in a race but of a long tough haul where you are 100 dependent on what you have learned and on yourself as a person
Please fix the punctuation.
Fixed:
[It was not a question of a running time in a race, but of a long, tough haul where you are 100% dependent on what you have learned and on yourself as a person.]