hello @JasonMcD, thanks for the introduction. welcome to the Tulip Community!! this is certainly the right place as you learn the platform. feel free to go introduce yourself also here: Welcome to the Community, let's meet! also!!
regarding your question, what are you referring to with the grid in your app??
if you embed an Interactive Table, you will be able to link a Table Record Placeholder directly to that Interactive Table that will pull all information everytime a Record is Selected. here’s a quick example:
Interactive Table (note the Record Placeholder on the left and the Linked Record on the right):
at this point, each time a Record is selected, all the information in this Record is made available in the App:
furthermore, you can add a Trigger to execute every time a Record is selected. in this example, it’s showing a message, but you could just as easily Run a Connector Function:
here is some useful documentation on the Expression Editor: Technical Details of the Expression Editor | Tulip Help Center - Support for Building Manufacturing Apps.
finally, if you’d like to join Office Hours, here’s the sign up link: https://tulip.co/office-hours-est/.
hope this helps, let me know if we can clarify something!!