Please capitalize where necessary: holiday home. built in 1990. situated on a 650 qm site.
A: Holiday home. Built in 1990. Situated on a 650 qm site.

Please capitalize where necessary: these last 5 woodcuts were given the headline "concinnator" to show that it was him, the author, who had invented the dialogue.
A: These last 5 woodcuts were given the headline "Concinnator" to show that it was him, the author, who had invented the dialogue.

Please capitalize where necessary: to download it you can use:
A: To download it you can use:

Please capitalize where necessary: at some point we reach to a finished new product - and we then start producing and marketing it.
A:
At some point we reach to a finished new product - and we then start producing and marketing it.