Exercising reasonable care and skill requires a professional to provide services in a reasonably competent manner. This means you should apply the requisite skill and care expected from a competently skilled professional performing services within their area of expertise. In some cases, a consultant exercising reasonable care should refer to an expert if services fall outside their expertise.
If you do not perform your design services with reasonable care and skill, you are likely to make costly design errors and time delays at the expense of your client, who will then seek redress from your professional indemnity insurance, if you have it. If you do not have professional indemnity insurance, you may receive a civil claim against you personally. Many claims arise where:
As a rule of thumb, a design consultant should exercise all the reasonable skill, care and diligence to be expected of an appropriately qualified and competent consultant experienced in carrying out similar or equivalent services.