- be a sound mechanical design
- be realistic and achievable
- include a clear written description of the design.
Here are Thursday's top research calls, including downgrades for Expedia, First Solar and Jack in the Box, and new coverage of Citizens Financial.
Jim Cramer is bullish on Arconic, Treehouse Foods, Magellan Midstream Partners.
Jim Cramer says if Trump really wants to lower drug prices, he should target our trading partners.