ICO services as services which work at the highest level. ICO as standard form as Initial Coin Offerings (ICOs) said a topest fundraising method used primarily by startups wishing to offer products and services, usually related to the Cryptocurrency and Blockchain space. ICOs are similar to stocks trading, but they sometimes have utility for a software service or product offered. Some ICOs have yielded massive returns for investors. To participate in an ICO service, you will usually need to purchase a digital currency firstly and have a basic understanding of how to use cryptocurrency wallets and exchanges.