Once you have the jar file in your possession, you must place it inside the plugins folder.
STEP 2
When you load the plugin for the first time, the BeansDonations folder will be created, where you will have 3 configuration files and 1 image folder, 1 font folder.
STEP 3
In the config.yml file you will find a section to place your plugin license, once you place it you will be able to start using it.