Add punctuation: Duncan Gregorys great great grandfather was James Gregory and he was the youngest son of another James Gregory 17531821 who was professor of medicine at Edinburgh University
A: Duncan Gregory's great great grandfather was James Gregory and he was the youngest son of another James Gregory (1753-1821) who was professor of medicine at Edinburgh University.

Add punctuation: 7 months ago 0600 JizzBunker double anal double penetration
A: 7 months ago 06:00 JizzBunker double anal, double penetration

Add punctuation: 6 Run away from these red flags unreal prices egold payments untested or condition unknown negative reviews and fraud claims against the the seller
A:
6. Run away from these red flags, unreal prices; egold payments; untested or condition unknown; negative reviews and fraud claims against the the seller.