When using R it is always handy to have code examples for different tasks at had. The help pages of the r4photobiology packages and the vignettes, or User Guides, contain numerous code examples from very simple to moderately complex. The documentation and vignettes of the packages are available as web sites. In addition, a few bits and pieces of generally useful R code are available in the Tips on using R page. Other resources related to installation of packages are also available nested under the Resources menu entry.