def METHOD_NAME(output_folder):
    source_files = ['output/PlateObserver_Position.dat', 'output/SPHBody_PlateBody_0000000000.vtp', 'output/SPHBody_PlateBody_0000000001.vtp']
    destination_files = [output_folder + 'PlateObserver_Position.dat', output_folder + 'SPHBody_PlateBody_0000000000.vtp', output_folder + 'SPHBody_PlateBody_0000000001.vtp']
    for index, source_file in enumerate(source_files):
        # Read the content of the source file
        with open(source_file, 'rb') as source:
            content = source.read()
        # Write the content to the destination file
        with open(destination_files[index], 'wb') as destination:
            destination.write(content)