Building the bottom line is about more than simply nailing on new roofing shingles—it’s about using strategies that help your business grow. In addition to increasing referral rates by using debris management tools like the Equipter RB4000 roofing trailer, you can also give your company a lift by upselling roofing shingle options that add value to the homeowner’s purchase. Here’s how to upsell your roofing customer: