DG Tower Tips 'n' Tactics resource for new-comers and existing players wanting to improve their game ... There's no right or wrong way to play Defense Grid; each level can be done with many strategies using many different towers combinations and paths. Fin... 

A strategic view on tower placements, meant as a supplement to the other excellent tower guide. 

The basic and advanced principles of how to play Defense Grid, including information about how to use each tower best, what distinguishes the extra modes from one another, and what aliens each tower applies to. 

A series of video guides showing how to get a Gold Medal and compete for the top of the leaderboards on each of the Containment DLC maps, and for each available mode. 

This guide provides a useful list of keyboard shortcuts that aren't mentioned anywhere in the game or its manual.