Lately, there has been increased discussion of coaching communication partners, and collecting data to track the effectiveness and frequency of modeling. For example, PrAACtical AAC posted a sample data collection form this week. As an AAC Specialist working in a school district, I'd like to share how I use Percentally Pro 2 - my iOS app for data collection - to track the progress of communication partners (e.g., staff, parents, peers) modeling with aided language stimulation. When coaching communication partners such as special education staff, I assess modeling across a variety of communicative functions: ask a question, comment, protest, request, and share information. In Percentally Pro 2, I start by enabling zeroes for measurements (More > Options > Include Zeroes ON (as indi[...]