Summary
The following wiki article details some common tips you can use before installing Windows 10 or any future builds guaranteeing a successful installation.

Details

This article can now be found in its entirety at Groovypost.com
How to Prepare Your PC for a Successful Windows 10 Upgrade

If you are Performing a Clean Install by Booting from the Windows 10 install disk:

Try simplifying your configuration by keeping only your mouse and keyboard attached, that means:

• Disconnecting multiple display monitors.
• Remove discrete video cards, use the on-board graphics if your motherboard supports it.
• Swap out memory modules – a RAM module might be corrupt – you can also ensure RAM sticks are installed slots 1 and 3. Your RAM modules might be corrupt, try scanning them for errors. 
• If you have more than one hard disk installed, disconnect all except the target disk where Windows 10 will be installed.
• Reset your BIOS Defaults.
• Disconnect all external devices, since connected devices can sometimes confuse setup.

If setup is successful after performing these tasks, you can reinstall each removed component.