Q: I live in an 82-unit townhouse community with common roofs. Our roofs are now 21-24 years old and in compromised condition; with curling shingles, some roofs covered with mold and many repairs having already been made. It is beyond the time of needing replacement. The problem is that these are common roofs covering multiple units, and it’s very hard to get every homeowner to agree to the replacement, even though it’s desperately needed.   Read the Q&A…………………………………….