Please capitalize where necessary: your returns are obviously limited by the time allotment, but you can make many more trades in this manner than you could an hour or longer time limit.
A: Your returns are obviously limited by the time allotment, but you can make many more trades in this manner than you could an hour or longer time limit.

Please capitalize where necessary: when words are understood, communication can take place, and with communication any given subject can be understood.
A: When words are understood, communication can take place, and with communication any given subject can be understood.

Please capitalize where necessary: the sunsail 41 sailing is available 2.210.- euros per week available, the sunsail 444 catamaran is from 3.920.- euros per week are chartered.
A: The Sunsail 41 Sailing is available 2.210.- Euros per week available, The Sunsail 444 Catamaran is from 3.920.- Euros per week are chartered.

Please capitalize where necessary: before you can open a dso file, you'll need to figure out what kind of file the dso file extension refers to.
A:
Before you can open a DSO file, you'll need to figure out what kind of file the DSO file extension refers to.