<p>Sales are up at Taylor Wimpey since July as the firm continues its drive to achieve double digit operating margin next year.</p> <p>In a statement released today, TW described the housing market as "robust, despite the ongoing uncertainty in the wider economy". The firm is now averaging 0.55 sales per outlet per week, compared with 0.47 in the same period last year, and is now operating from 307 outlets (283).</p> <p>The firm continues to seek to maximise the value from each home rather than look for volume growth.</p>