Jessica Herrera would never have rented out her new-build home in  Decatur, Ga. , by the hour if she had been able to get the  permits  on time. A developer by trade, she built a four-bedroom, four-bathroom, 3,500-square-foot home and planned to sell it upon completion. But the build took much longer than expected. “This should have taken six months to build, but it took a year and a half due to permits,” she says. Then she had to install a new  septic system —an issue that hadn’t arisen when she originally purchased the land. All told, the extra time and the new septic system sent building costs soaring. After putting in $1.1 million, she decided to list the home for $1,250,000. She originally felt confident that it would sell quickly. And then it didn’t. Why? “The house didn’t sell because of the school system,” says Herrera.  Families buying at that price point are looking for a higher-rated school, she insists.…