If you’re upgrading to a faster, stronger wireless router, don’t chuck your older Wi-Fi box. With the magic of DD-WRT, you can turn your older wireless router into a range-expanding Wi-Fi repeater to cover everywhere you need a connection.
An $8 Set of IKEA Hangers Improves Wireless Router Reception
Security Pro Tip: How to Make Your Wireless Router Invincible to Hackers
2012 article but will check it out: 10 Wireless Router Features You Should Be Using but Aren't: Wi-Fi routers can do so much than almost anyone asks of them, and it only takes a little bit of extra setup.