 ASOS PLC LSE:ASC ASOS PLC LSE:ASC has cautioned that adjusted pre-tax profits and net debt will be at the bottom end of company guidance, with constant currency sales growth of around 2 and net debt about 150mln. Company guidance issued in June was for adjusted pre-tax profits in the range of 20mln to 60mln, sales growth of between 4 to 7 and net debt in the range of 75mln to 125mln. 