Please capitalize where necessary: you can keep checking the vista recycle bin regularly.
A: You can keep checking the Vista Recycle bin regularly.

Please capitalize where necessary: one of the favorite methods of covert activities is to 'hide' their operation in such an obvious way [or place] that no one would suspect it is covert
A: One of the favorite methods of covert activities is to 'hide' their operation in such an OBVIOUS way [or place] that no one would suspect it is covert

Please capitalize where necessary: they are enthusiastic about new ideas and techniques.
A: They are enthusiastic about new ideas and techniques.

Please capitalize where necessary: the wait is not really long as more poker enthusiasts are as eager as you are to win and enjoy. indeed, you can now step on this tourney without even spending a cent.
A:
The wait is not really long as more poker enthusiasts are as eager as you are to win and enjoy. Indeed, you can now step on this tourney without even spending a cent.