Yes. You can file. Get copyright counsel or go to the Copyright Office web site, get the application, get a digital file of the song, text,...

How can I confim 0% dilution of a trademark?

The request seems to be for a guaranteed opinion by Trademark Counsel that there will be not problems with the use of a name which is apparently...

Can you use words like Yelp and etsy in your domain

Hazards include cybersquatting and Trademark infringement. The intent is to trade on the investment made by Yelp and such sites. See an attorney.

Can I purchase a domain and setup a news site with the word 'amazon' in the URL?

Research and counseling is required. You may be subject to cybersquatting. There may be infringement. Your intent is to trade on the investment...

Consult with counsel experienced with Trademark law.

Can I mention products (and or manufacturers) that I don't sell (anymore) for SEO purposes. I'm selling a competitive product.

You can depict competition products with your criticism - careful not to misrepresent. But the next stage of opposition, if it happens from...

How can I successfully register a trademark in the US and the EU?

US Trademark registration for the US. Madrid protocol for foreign. See trademark counsel.

If I print out a few pages of a textbook well I be breaking the copyright law.

Two issues: First is the professors policy. You will not likely find a way to appeal. Second, printing a few pages may comply with the Fair Use...

Can I trademark a generic word if it is used as a product name and is unrelated to the product?

Yes. Think Apple for computers. See counsel.

What are the legal responsibilities of a "publisher" of a website on the internet who posts copyrighted intellectual works?

Unless the use if allowed under the Fair Use Statute it is infringement. See IP Counsel regarding Copyright Infringement. Do no disclose...