Guess? Inc has today reported that its total January retail sales increased to $27.5m for the 34-day period ended February 3, 2001, an increase of 4.1 per cent over sales of $26.4m for the 36-day period ended February 5, 2000. For the comparable 34-day period of January, same store sales decreased 9.6 per cent, which was against a 19.5 per cent comparable store sales increase in January 2000. The company's full priced retail stores generated a 13.7 per cent comparable store sales decrease, while the factory outlet stores comparable store sales increased by 2.8 per cent.