M/I Homes (NYSE: MHO) appears an attractive pick, as it has been recently upgraded to a Zacks Rank #1 (Strong Buy). This upgrade is essentially a reflection of an upward trend in earnings estimates — one of the most powerful forces impacting stock prices. A company’s changing earnings picture is at the core of the Zacks rating. The system tracks the Zacks Consensus Estimate — the consensus measure of EPS estimates from the sell-side analysts covering the stock — for the current and following years. Since a changing earnings picture is a powerful factor influencing near-term stock price move…