These choices are then placed in A BEST User Choice Track. They will be visible when you Update Image, or turn off Display Setting: [ ] Cache tracks to update each time.
You can View Gene Details, with annotations of evidence for the model,
and you can View Changes Table, with a list of all genes voted for.
Your expert choice of gene models will improve the automated best model
selection, which is not as good at this as a human can be.
For model choices, see the GBrowse Tracks for Predictions, as well as Rnaseq or EST assemblies, and Protein homology gene models.