Begin by choosing your starting vessel, which could be a small fishing boat or a simple cargo ship. As you earn money through fishing, trading, or completing contracts, you can invest in larger and more advanced vessels. Manage your resources carefully, including fuel, crew, and supplies. Hire and train a skilled crew to ensure the smooth operation of your ships. In the fishing aspect, you need to find the best fishing grounds, which vary depending on the season and location. Different fish species have different values and require specific fishing techniques. For trading, analyze market at different prices ports and transport valuable goods to make a profit. However, the oceans are not without risks. You'll encounter storms, pirates, and mechanical failures. Prepare your ships with proper safety equipment and defensive measures. Upgrade your vessels' engines for better speed, add storage space for more cargo or fish, and install advanced navigation systems to avoid hazards. As you expand your fleet, you can also build and manage your own ports, which serve as bases for refueling, re-supply, and repairing your ships. The game's dynamic weather and day - night cycle further enhance the realism, affecting your operations and strategies.