or sharing confidentially such concerns which is clear, easy 110 to understand and implement. Whether all low-level concerns are shared initially with the DSL (or a nominated person (such as a values champion)), or with the headteacher/principal is a matter for the school or college to decide. If the former, then the DSL should inform the headteacher/principal of all the low-level concerns and in a timely fashion according to the nature of each particular low-level concern. The headteacher/principal should be the ultimate decision maker in respect of all low-level concerns, although it is recognised that depending on the nature of some low-level concerns and/or the role of the DSL in some schools/colleges, the headteacher/principal may wish to consult with the DSL and take a more collaborative decision making approach. 438. Low-level concerns which are shared about supply staff and contractors should be notified to their employers, so that any potential patterns of inappropriate behaviour can be identified. 439. If schools and colleges are in any doubt as to whether the information which has been shared about a member of staff as a low-level concern in fact meets the harm threshold, they should consult with their LADO. 440. Schools and colleges should ensure they create an environment where staff are encouraged and feel confident to self-refer, where, for example, they have found themselves in a situation which could be misinterpreted, might appear compromising to others, and/or on reflection they believe they have behaved in such a way that they consider falls below the expected professional standards. Recording low-level concerns 441. All low-level concerns should be recorded in writing. The record should include details of the concern, the context in which the concer