Can't Short Homebuilders ETF? You're Not Alone (XHB)

My mailbox is full from subscribers trying to short Homebuilders ETF (XHB) but who are unable whether their broker is Fidelity, Schwab or even Etrade. It’s the dirty little secret WS ETF officials don’t want to discuss. Retail can’t readily short most ETFs beneath the top 5-10 issues!