It might be because of code quality and backend features.
If you’re talking about Orman Clark’s work, his all themes are $50
Thanks a lot guys, we can use logoinstant.com as SimpleSites4U said
I just want to learn if it’s okay to use logos of big companies like Puma, Apple, Nike etc.
If you share profits, you don’t need to buy PSD
maybe, you are looking for this:http://themeforest.net/item/nexus-responsive-business-wordpress-theme/2572585