The application process changes the list of who applies. Your applicants reflect your methods.

Where do you go to get permission to make a dent in the Universe ? If you think there's a chance you can make a dent, go !

Popular is not the same important, or often, not the same as good.

Is it worth getting one more tweet out, or putting your phone down and doing something that is worth tweeting?

If you're going to invest a valuable asset (like time), go ahead and make it productive. Use a postit or two, or some index cards or a highlighter. Not to write down stuff so you can forget it later, but to create marching orders. It's simple: if three weeks go by and you haven't taken action on what you've written down, you wasted your time.

If you've got the platform and the ability to make a difference, then this goes beyond 'should' and reaches the level of 'must.' You must make a difference or you squander the opportunity. Wasting the opportunity both degrades your own ability to contribute and, more urgently, takes something away from the rest of us.

Once you have permission to talk to someone, finding new products or services for them is a smart way to grow.