Thanks––we agree! We built Investor Hunt to make finding relevant investors easier. In our experience, investors don't mind receiving cold emails as long as they're polite and relevant. Startups who aggressively spam irrelevant investors won't have any luck raising.

You should keep prices high, high entry price will cut-off random unserious startups in my opinion

Yeah, that could be true. I think now it's pretty standard that it doesn't make sense for people to spam others