Homeowners often want to save money by tackling roof repairs themselves. It sounds simple—grab a ladder, some tools, and fix that leak or replace a shingle. But DIY roof repairs can be more dangerous ...

•Roof work is difficult: Being a roofer requires strength and dexterity: Bench-pressing 75 pounds at the gym is not the same as hefting 75-pound packages of shingles up a rickety ladder. And while ...