Remember, not everyone you ask to give will give, so even a modest crowdfunding campaign aiming to raise a few thousand dollars requires getting in front of thousands of people.
Unless you’re famous in your own right or have strong social influence, it’s unlikely you’ve got immediate access to a network of this size. Here’s where PR comes to the party.

A successful crowdfunding campaign runs on the three P's

Social media fuels discovery and discussion. “Saw it on the gram” is the new word of mouth. Encourage your social networks to inspire a wider group of givers by giving them content worth sharing.