Keys to launch an ICO:

1.- Have a solid team and the technical capability to develop the business model. This is needed to generate confidence.
2.- Create a business model in which a cryptocurrency is issued.
3.- Count with a funding model to the realization of smart contracts.
4.- Count with expert legal and juridic consulting in the subject.
5.- Begin a marketing campaign.

Do know anything else? How do you recognize a good ICO?