You can test for recovery time by randomly dropping an object such as a metal bowl, book, chip bag, or anything that may cause a startled reaction. If the dog darts away and cowers, s/he will most likely not be a good candidate for service work. If s/he startles and ducks but resumes his/her natural posture, this is a good indication that s/he will take less energy to adapt to new environments and stressful situations. S/he will do well once the desensitization training starts. Bonus points to t...