To manage your train routes efficiently, prioritize upgrading your tracks and stations. Regularly check for route bottlenecks and optimize them by adding more tracks or upgrading existing ones. Additionally, focus on increasing your train fleet to handle higher passenger loads.

Earning more money in Train Tycoon can be achieved by focusing on expanding your network, upgrading your trains, and optimizing your routes for efficiency. Additionally, investing in premium upgrades and managing your resources wisely can significantly boost your earnings.

Yes, you can customize your trains in Train Tycoon. This includes choosing different train designs, colors, and even adding unique features like carriages or engines that enhance performance or attract more passengers.

Upgrading your stations in Train Tycoon requires managing your funds effectively. Visit your station, select the 'Upgrade' option, and choose the necessary improvements such as increasing passenger capacity, adding more platforms, or enhancing services like food and rest areas.