Question: A timer activates the lights in the morning and step by step turns them out in the evening so that the birds can enjoy an optimal rest period
Please fix the punctuation.
Fixed: [A timer activates the lights in the morning and step by step turns them out in the evening, so that the birds can enjoy an optimal rest period.]

Question: You are welcome to arrive at any time although room access is from after 1500
Please fix the punctuation.
Fixed: [You are welcome to arrive at any time, although room access is from after 15.00.]

Question: I have received it and it is everything you said it would be I will recommend your site to my friends
Please fix the punctuation.
Fixed: [I have received it and it is everything you said it would be. I will recommend your site to my friends.]

Question: With Tarjas operatic voice at the center and that orchestras also have been used in two of the last albums defined the music much more often as opera metal
Please fix the punctuation.
Fixed:
[With Tarja's operatic voice at the center and that orchestras also have been used in two of the last albums defined the music much more often as opera metal.]