Prefer Installing Nuget Packages At Solution-Level Over Project-Level

Something very nice to know, which may spare you of future problems:

The problem: http://stackoverflow.com/questions/31023889/assembly-references-across-projects-need-for-more-than-one-entity-framework-re

The solution: http://blog.spinthemoose.com/2013/04/21/nuget-tip-3-manage-packages-at-the-solution-level/