Give a shadow to images on the middle section side like slider.
You can try to replace the search module place to the left sidebar. Also try to select a serif font for post headings.
Some elements do not have enough more line height.
You can change the footer style like top of the header.
White spaces are not enough professional.
There are too many type faces on homepage.
To do list on the web for developers.
I cant see any navigation menu. Im gonna be lost while browsing the site. Theme is not unique. You need find something unique.
I think you need to start a new design.
1 month ago, i made this theme, and its rejected. And after i decided to create a new better theme.