If it weren't for your help, I probably wouldn't have even started on Steemit.

Now you probably feel a lot of mistrust of yourself from the administrators and moderators. Don't worry, that's how it should be 😁. Unfortunately, there are more scammers than real people among new users. You will be asked various questions for some time, but if you are honest with the people here, they will trust you. You have great content, so you will quickly engage readers, which Steemit will thank you for over time.

but I think I didn't fully understand what I need to do

You have the option to share rewards from your posts. Yes, some authors share part of their earnings with @wox-helpfund. This money is accumulated and then allocated for emergency medical needs of those who urgently need it. For example, for such cases.

How to share rewards? When you write a post, there is a button at the bottom "Advanced settings":

After clicking it, you will see the "Add account" button:

Click on it, add wox-helpfund and the percentage of rewards you want to share in the corresponding field:

No one can force you to share rewards, it's only your money and only your decision 🙂.