A lawyer can only sign a service contract if he or she has appropriate decision-making authority (he or she may have financial or personal affairs skills or both). [13] We are talking here in general, there are additional requirements regarding service agreements concluded for assisted independent living providers (SILs) and specialised accommodation for the disabled (SDA) which we will discuss shortly in our Quality and Safeguarding newsletter. In general, it`s better to start simply and rely on your agreements rather than filling them with unnecessary jargon that baffles participants. It`s important to ensure that the necessary NDIS details are included in your service contract, but making a service agreement more complicated than it needs to be undermines subscribers` trust in your services.