QUESTION: Fix punctuation: Valid for 2 persons at least one of whom is 55 years old Price for stay in own caravan excluding electricity DKK 35 per day These specials are not available in the period 97
ANS: Valid for 2 persons, at least one of whom is 55 years old. Price for stay in own caravan excluding electricity DKK 35 per day. These specials are not available in the period 9.7.
QUES: Tricep Rope long by Kirchmann Florian on 11052014

correct the punctuation.

CORRECTED: Tricep Rope (long) by Kirchmann Florian on 11.05.2014
Question: After homemade breakfast we visit Startours servicecenter at the hotel and book tours for Wednesday and Thursday Not cheap but an easy way to see some of the island
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Answer: After "homemade" breakfast we visit Startour's service-center at the hotel and book tours for Wednesday and Thursday. Not cheap, but an easy way to see some of the island.
rideCam lets you experience first hand the thrills of every roller coaster and carnival ride

Can you repeat this sentence, but add in punctuation?
"ride-Cam" lets you experience first hand the thrills of every roller coaster and carnival ride.
input: So in the film horror films occupy a special stage
fixed: So in the film, horror films occupy a special stage.
They have highly differentiated seizes and structures but are in principle first and foremost composed of a central short or long chain of carbon atoms

Can you repeat this sentence, but add in punctuation?
They have highly differentiated seizes and structures, but are in principle first and foremost composed of a central short or long chain of carbon atoms.