Bovis Homes has more than doubled its pre-tax profit, from £3.5 million last year to £8.1 million this year. Reporting its results for the half year ended 30 June 2011, the housebuilder has seen a 19% increase in private reservations to date - 1,087 homes against last year’s 912 homes. Bovis increased its active sales outlets from 64 in H1 …