Envato description – copy from Envato elements product description
1. All WordPress items such as plugins and themes are licensed under the General Public Licence (GPL)
2. This means that once we have purchased the item we are free to redistribute it if we choose to do so.
3. Your purchase to our site goes towards maintaining and buying new product to 3rd party theme and plugin authors.
4. This form of crowd funding helps keep prices low and we can then pass this benefit on to you.
5. Our products don’t include premium support. Thats why we can offer up to 95% discounts on must-have commercial WordPress plugins.
if you want technical support, you can purchase from original developer