Now I understand you have installed and setup DoT Products extra details and looking for some help to hit the road. Don't worry here I am showing you how you can easily add details in tabular format to your products.
Login to admin area and go to the Apps from Shopify left menu in admin area.
In Installed apps click on DoT Products extra details. If not install from here. Now you will see Product list.
On Product list click on Add extra details button to add extra detail to your product.
On the next page
Done. now you can see the product on front page and you will see something like this. You can directly add details from admin product detail page by selecting More action and then add extra detail.
Login to admin area and go to the Apps from Shopify left menu in admin area.
In Installed apps click on DoT Products extra details. If not install from here. Now you will see Product list.
On Product list page click on Styling in right top section of window.
On next page change the values for sections in storefront.
Click on Submit and you are ready to go. check product page to see the changes. You can click on Default to use default value of styling.
Click on Go back to go back to home page.