Home Blockchain Lesson #1: How to use Averages to Buy and Sell. Blockchain Lesson #1: How to use Averages to Buy and Sell. By Chris Butler - April 3, 2020 1524 0 FacebookTwitterPinterestWhatsApp source RELATED ARTICLESMORE FROM AUTHOR BC Bonus: Everything You Need to Know About the New Leveling and Bonus System at BC.GAME Crypto Gambling in 2026: Why 16% of Bets Are Now On-Chain Why Anonymous Gambling Matters: Using Decentralization & Blockchain to Protect Yourself