Mobile Streams Plc. provided earnings guidance for the first half and second half of 2012. The company expects 58% of the revenues to be recorded in the first half of fiscal year and 61% of the pre-tax profits to be recorded in the first half of fiscal year. The company expects 42% of the revenues to be recorded in the second half of fiscal year and 39% of the pre-tax profits to be recorded in the second half of fiscal year.