How much money do you need to start ETrade?

I'm curious to know, what is the minimum amount of money required to begin trading on ETrade? Is there a specific threshold that investors need to meet in order to access the platform and start trading cryptocurrencies or other financial instruments? Understanding the initial investment requirements is crucial for individuals who are considering entering the world of online trading and want to ensure they have the necessary funds to get started. Additionally, is there a range of investment options available on ETrade that cater to different budgets and risk appetites?