Poor management and a lack of communication between departments resulted in costs spiraling unchecked--the effectiveness of an eye-catching (and expensive) ad campaign was limited because the website wasn't ready in time, resulting in curious visitors being greeted with a holding page.
Poor management was limited. A lack of communication between departments--the effectiveness of an eye-catching (and expensive) ad campaign was limited. These departments were resulted in costs. These costs were spiraling unchecked. The website wasn't ready in time, resulting in curious visitors. These curious visitors were being greeted with a holding page.