It should be recognized that there are many types of traumatic situations and types of therapy. Skills may not generalise across all situations. Practitioners are obliged to make sure that best available skills are applied to specific situations, and assess whether they are the best people to fill them. 3. Limitations of Skills and Referrals. When professionals are the best placed persons under the circumstances to help, they are obliged to do so, but also to declare to the degree appropriate their limitations. Otherwise they should alert clients to other options and be willing to refer clients to them, ask them to help, or ask them for second opinions. 4.