If you haven't already, please Click here to bump the Kingdom CoE forum post as part of this process to get a Citizens tag. Please bump the Kingdom of Lor Voskara CoE forum post tastefully and refrain from just saying 'bump'.
If you haven't already, please join in Lor Voskara's Discord Here
In regards to the Caste system, please refer to this link for more details.
If you are still unsure, please refer to the link that is in the description above this form.