Here are two factors to consider when purchasing security cameras.
Whether or not you need high-quality footage
You'll need to think about whether or not you need the footage that the new cameras record to be high-quality. If you're on a budget, you might be pleased to hear that you don't necessarily have to opt for expensive cameras that can record crystal-clear images.
For example, if you keep pigs, sheep or other animals in an enclosure in your land and you've found out that some of them have been escaping or that a wild fox has found a way into their enclosure and you need some cameras to work out what escape route or entryways are being used, then you would only need some basic security cameras in this area that will enable you to see how the animals are getting in and out and it won't matter if the images the camera produces are a bit pixelated.
In contrast, if you had a burglar repeatedly break into the property and need the camera system to identify them, then it might be best to get a set of higher-quality cameras that'll be able to provide a clear image of their face if or when this person turns towards them during their next break-in.
How much of your own private day-to-day moments you do or not want to capture
You will also need to consider your own privacy when putting up security cameras and to think about how much of your own daily activities you want the cameras to capture. This is something that requires a lot of consideration if you are thinking about putting them up inside your home, as well as outside of it.
If for example, you often stroll around your home in your bathrobe in the early mornings and you don't want the cameras to record that, then you might need to be strategic about where you place them so that they capture footage of areas where you're concerned about security (such as the room in which you store valuable art or your front door where intruders might try to break in), without capturing too much footage of you during the mornings.
This might mean angling certain cameras and zooming in so they can only capture a particular door but not the walls or floors around them. This will allow you to enjoy the sense of safety that this camera system can provide, whilst still retaining privacy when you need it.