To receive a bank transfer from abroad in Belgium, you need to follow these steps:

1. Choose a method to receive the money, such as a bank deposit, a card deposit, or a cash pickup. The method you choose may depend on the availability, speed, cost, and convenience of each option.             

2. Provide the necessary details and information to the sender, such as your name, address, account number, IBAN, BIC/SWIFT code, or card number. The details you need to provide may vary depending on the method and the provider you choose. You can find more information about what details you need to receive money using the web search results that I have provided.

3. Confirm and collect the money once it arrives in your account or at your chosen location. The time it takes to receive the money may vary depending on the method and the provider you choose. You can check the status of your transfer online or by contacting the provider. You may also need to show your ID or a reference number to collect the money.

The costs of receiving a bank transfer from abroad in Belgium may include:

1. A currency conversion fee if you receive money in a different currency than your account. This fee is usually a percentage of the amount you receive and is determined by the exchange rate used by the provider. The exchange rate may be different from the market rate and may vary depending on the provider.

2. A transfer fee that is charged by the provider for processing and delivering the money. This fee may be a flat rate or a percentage of the amount you receive and may vary depending on the provider, the method, and the amount of the transfer.

3. A possible intermediary bank fee that may be deducted by other banks involved in the transfer before the money reaches your account. This fee is not controlled by the provider and may vary depending on the banks and countries involved in the transfer.