For example, today you can see your website is on top of Google, but tomorrow you don't see it on the 10th page.
The next day, you see it back to top again.
is it clear?
For example, you have a product, you want to sell it. Then you have to share it to people, as many as possible. How to do that?
You can share it on Facebook, website or another media > that is digital marketing. This is a simple explanation for you.
Please correct me.