Introductory Call	Introduction / Training video (optional)	Practice Performance Measure (optional)	Zoom Training (optional)	Virtual Support Meetings (optional)
Scheduled prior to enrollment. Description of the webcam performance process including descriptions of paradigms (i.e., “Social attention is the first video [participant’s name] will be asked to watch”), environmental set up (lighting, device type, etc.), description of assistance to provide to participants (prompts, limitations, etc.). Addressed any concerns regarding participants qualifications (i.e., attending concerns, engagement in sensory behaviors, etc.).	Sent to parents if concerns were expressed regarding the child’s ability to complete measures. Video provided visual overview of environmental set up and assisting participants. Video provided visual content of another child completing the webcam performance measures. This allowed parents to see that a child could move and be engaged while not having a negative impact on results.	Sent to parents during consenting process. Allowed parents to experience calibration process as well as experience example stimuli from each paradigm.	Provided to families if they expressed concerns about implementing procedures independently. Research team provided step by step guidance via zoom or telephone to set up environment and launch webcam performance measures. Offered at times best suited for family’s needs.	Provided to families if technology difficulties arose during the practice performance measure and / or paradigm measures for participants. Research team provided step by step guidance via zoom or telephone to set up environment and launch webcam performance measures. Offered at times best suited for family’s needs.