15 More Ad Providers Sign on to Facebook Terms, Total Reaches 77

For the past month, Facebook has been enforcing its rule that developers only use advertising services provided by those companies that have agreed to abide by its ad provider terms. Meanwhile, more ad companies have been signing on to the terms — 15 of them since the beginning of March, by our count, to total 77. The list of new companies is below; the official list is here.