The mobile radio is a tried and true method for communications in the field. Modern technology has increased range and clarity while also allowing for add-ons like voice scrambling. The FCC regulates and licenses some of the more "prime" radio frequencies, but with the demise of UHF Analog Television Broadcast, there are now other frequencies that are available.
Using this calendar to schedule budget reviews, progress, prepping chores etc. is not just smart - but essential. I have listed out some of the major things to attend to in their respective time periods. A separate calendar with these milestones and other tasks can be very handy. iCal, Mozilla Lightning, and Google Calendar all give you the ability to add "event calendars" to your views and sync them with your local devices and remote accounts, place these milestones there and you can see them with your daily life.
Here is a prepper's guide to ammunition calibers and their imperial or metric sizing.
Brewing beer is actually quite easy and, its a free (as in beer) pastime. Yes the supplies might cost money and time, but the methodology is as old as civilization; thusly public domain. The basics are simple and provide a means of making good beer that you can enjoy, share and trade.