Unsure of how keen investors are in your business? 
Answer this question:
How quick do they return your phone calls?
You can learn a lot from your teenage years. The girl or guy who didn’t return your calls… well the same principals apply. They’re not interested. Move on. Time is limited.
It’s the same situation for customers, suppliers and VC’s. Sure it makes sense to chase people early on, but not perpetually with little reaction. You’ll know if you’re a priority. And for those who share your dream you will be. Focus on finding them.
I’m still waiting……