One of the most common complaints from group members is that they are treated as if they are stupid. This offends many blind people. Blind people use the same phrases. Always let the visually impaired person know when you are walking away. It is very embarrassing to realize that the person you are talking to has walked away and you have been talking to air.
Blind individuals learn their home and workspace layouts and perform many duties by rote or habit.
If the environment is altered, they may become disoriented. Most dogs are trained to work when they are wearing a harness. Most guide dogs are very well cared for. If the answer is yes, take the person's hand and direct it to hold your arm, just above the elbow. Then walk about one step ahead, at a slow to moderate pace.