The extent to which its retention would promote the general welfare by maintaining and increasing the real estate values, generating business, creating new jobs, attracting tourists, students, writers, historians, artists and artisans; attracting new residents, encouraging study and interest in American history, New Jersey history and the history of Manalapan Township; stimulating interest and study in architecture and design, educating citizens in American culture and heritage, or making the municipality a more attractive and desirable place in which to live.