Your data should belong to you. Let them know here. The more inputs there are, the more awareness raised.
Many companies do not offer the option to delete your account. And even the ones that do, still retain your data for many years. The more people are aware, the less likely companies will do this.
Here is a live sample:
Reddit's collection of your personal data is comprehensive. Under the section "What We Collect," they detail what they collect. As of January 2020, you can "delete" your account by going to the pr…