I suggest you remove your email address from the post. Leaving it there increases your chance of getting spam. Lots of unlovely spam.
For the same reason I won't post mine.
When you get to 20 posts you will be able to edit your posts, and also able to modify your forum profile, and send PM's. A pm is a good way to get in touch.
Be clear, though, I am an untrained helper. The trained helpers here include Essexboy and Oldman. But they might be enjoying Christmas Eve/Day, or be on holiday. We'll see if they turn up.
Regular operating mode is fine.
I know Google sees all; knows all, but don't believe everything you read on the internet. There's a review somewhere that says that Avast is a trojan.
A p2p is a very direct way to expose yourself to downloading malicious files. Some p2p's have been riddled with adware, Kazaa for example. Limewire itself is clean. That said, later, I'll be happy to give you info on removing it. There are a lot of insecure p2p installations around. A major privacy concern.