- Commands for Programmers and Contributors
  - describe: Describe a model's systematic and stochastic parameters
  - model.end: Cleaning up after optimization
  - model.frame.multiple: Extracting the "environment" of a model formula
  - model.matrix.multiple: Desing matrix for multivariate models
  - parse.formula: Parsing the inputs
  - parse.par: Select and reshape parameter vectors
  - put.start: Set specific starting values for certain parameters
  - set.start: Set starting valus for all parameters
- Appendices
  - What's new? What's next?
  - Frequently Asked Questions