Your site has good contents and the theme you have used is premium and nice. But the logo is not satisfactory as the site's template, you need to work on the logo or add some banner - Good Luck.
Yes, I like the site very clean and easy to browse! Make some money with that poll. Something when a user clicks an option in the poll then a pop comes out; Congratulations! fill in your email for (?) product or free (?). (CPA Zip Submit) cheers!
Overall A-. I agree that you could improve the logo. Also, is your audience English speaking people? If so, consider adding an online English to Bulgarian translation / dictionary.
I feel the menu item blocks are little large compared to the menu item font. Overall very nice looking except the logo.