Question: We were preparing for another day with two flights but one plane didnt take off due to engine problems
Please fix the punctuation.
Fixed: [We were preparing for another day with two flights, but one plane didn't take off due to engine problems.]

Question: The young vines before they are pruned
Please fix the punctuation.
Fixed: [The young vines before they are pruned.]

Question: In the collection are retained the Bestselling 20122013 providing the new colors for this year The existing and revised collection for the new season we add three new models exclusively Made in France
Please fix the punctuation.
Fixed: [In the collection are retained the Bestselling 2012/2013 providing the new colors for this year. The existing and revised collection for the new season we add three new models exclusively Made in France.]

Question: Holiday home Built in 1969 Renovated in 1992 Situated on a 725 qm site
Please fix the punctuation.
Fixed:
[Holiday home. Built in 1969. Renovated in 1992. Situated on a 725 qm site.]