Who is an angel investor?

https://www.investopedia.com/terms/a/angelinvestor.asp

What is funding?

https://www.investopedia.com/articles/personal-finance/102015/series-b-c-funding-what-it-all-means-and-how-it-works.asp

What is venture capital?

https://www.investopedia.com/terms/v/venturecapital.asp

What is private equity?

https://www.investopedia.com/terms/p/privateequity.asp

What is an IPO?

https://www.investopedia.com/terms/i/ipo.asp

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