How to monitor cryptocurrency price?

In the fast-paced world of cryptocurrency, staying informed about price fluctuations is crucial for investors and traders. Could you elaborate on the various methods one could employ to effectively monitor cryptocurrency prices? Are there specific platforms or tools that offer real-time data and analysis? Additionally, how can one set up alerts to notify them of significant price movements? Furthermore, are there any best practices or strategies that investors should follow to ensure they don't miss out on potential opportunities due to lack of price monitoring? Lastly, how do these methods differ for different types of cryptocurrencies, and what are the specific considerations for monitoring emerging cryptocurrencies?