Update README.md

README.md

@@ -7,7 +7,8 @@ With the development of sequencing technology, a large amount of genomic sequenc
 BioAider is developed  based on Python3 and R, which is a user-friendly GUI-interface program. As a desktop platform for genomic sequencing data studies, BioAider is designed to simplicity of operation and high summary of analysis results, which could save a lot of time for researchers. 
 
 ## 2. Download and install
-BioAider and all the updated versions is freely available for non-commercial user at [https://github.com/ZhijianZhou01/BioAider/releases](https://github.com/ZhijianZhou01/BioAider/releases). After obtaining the program, users could directly run the program by clicking executable file in Windows or Linux(Ubuntu 16.04 or more) systerms without installing.
+BioAider and all the updated versions is freely available for non-commercial user at [https://github.com/ZhijianZhou01/BioAider/releases](https://github.com/ZhijianZhou01/BioAider/releases). If you privately use it for commercial purposes withou the license, you are infringing and will face the risk of being sued! Commercial users please contact us for commercial license.
+After obtaining the program, users could directly run the program by clicking executable file in Windows or Linux(Ubuntu 16.04 or more) systerms without installing.
 
 ## 3. Example of functions
 <b>Note：</b>BioAider will be in long-term development and functional improvement in the future. <b>Only a small part of the features are shown here</b>, please refer to the instruction ![manual](https://github.com/ZhijianZhou01/BioAider/raw/master/Manual_of_BioAider_V1.03.pdf)for details.