Question: If you let things get pretty dirty youll need to do a more thorough clean such as the things Jeff mentioned but after that its just a matter of maintaining the cleanliness Youll probably still need to do a deeper clean every now and then use your eyes and nose to determine that but for the most part just try to keep things clean
Please fix the punctuation.
Fixed: [If you let things get pretty dirty, you'll need to do a more thorough clean such as the things Jeff mentioned but after that, it's just a matter of maintaining the cleanliness. You'll probably still need to do a deeper clean every now and then (use your eyes and nose to determine that) but for the most part, just try to keep things clean.]

Question: Blue does not give Red enough markroom to round the mark Here markroom includes room to tack around the mark
Please fix the punctuation.
Fixed: [Blue does not give Red enough mark-room to round the mark. Here, mark-room includes room to tack around the mark.]

Question: This is with very good reason Notably fish oil contains two types of fatty acid both of which are attributed with having a positive effect against many serious chronic diseases
Please fix the punctuation.
Fixed: [This is with very good reason. Notably, fish oil contains two types of fatty acid, both of which are attributed with having a positive effect against many serious chronic diseases.]

Question: Visiting the North and south islands of New Zealand is a great experience
Please fix the punctuation.
Fixed:
[Visiting the North and south islands of New Zealand is a great experience.]