First, you need filter very good every Ad Facebook
- One ads for every gender, for age ranges, for common interests of products similar to your brand, for language and last for demography. If you do it like that, $ 20 can reach enough people. While it is true, that more money more people.
- Different webs where you can advertising:
1.
https://medium.com/crowdfunding-news/34 ... df90afea13 2. Create an account in Reddit and post your campaign
3.
https://es.quora.com/