How much are the monthly fees and the costs to get started?

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• Is it correct that I can trade two accounts (personal & the prop account) at the same time, where the accounts simultaneously take the same entries and exits?
• How much is the initial fee?
• Do I have to use my own NinjaTrader license key?
• So, 7 days minimum for the profit target. What is the maximum? A month?
• Can I sign up today and start 10 days later?