Mr. Snark, the one man IT Department

About a year ago, Mr. Snark replaced all three of our wireless routers with cheap devices that cost half as much as the originals. Since then, we've experienced nothing but issues in the far flung reaches of the house. Children complain and reset routers constantly.Not too long ago, one of the hard drives on our raid went bad and a flaw was revealed in our supposedly double-redundant backup