Use the GDPR Data Processing section to create a complete list of all the types of processes that your organisation carries out on data.
You can Load Sample Data to give you some ideas of types of processes that you may deal with.
Make sure if you are using Sample Data that you have customised the data to fit in with your organisational and operational structure, remove any that are not relevant and add in any types of processing not listed.
This list will be used in the Process Register, when you define all the processes that you carryout on data (ref Article 30)
Some examples are: