Complex sentence: Despite the retirement there are those times that recognition is made such as when he walks his dog but the he cautions that nods of recognition occur less in D.C. than in more rural areas of the mid Atlantic, such as when he is visiting friends or family.
Split into simpler sentences: Despite the retirement there are times that recognition is made such as when he walks his dog. He said that nods of recognition occur less in D.C. than in more rural areas of the mid Atlantic, such as when he is visiting friends or family.