Vermaden has posted two very useful step-by-step tutorials on the FreeBSD Forums showing how you can keep your base system and applications up-to-date (the vermaden way):
As always, the FreeBSD Handbook also has an excellent chapter on this topic: Updating FreeBSD.
Since I began using FreeBSD 4.x, I quickly learned of Webmin, a web-based server administration tool, which allows administrators to manage everything from: Mysql, Apache, Sendmail, system processes, networking and much more. One of the coolest features of Webmin is it’s modular structure. Modules can easily be downloaded and installed to fit your specific server needs. In this quick tutorial you will learn how to install and use Webmin.
With RootBSD you get ease of mind and full control with all of the advantages from a dedicated server: full root access, customizable environment, and guaranteed hardware resources.