How do I survive?

First of all, practice makes perfect. Both you and your soldiers (remember, they get better mission after mission). A couple of tips for trying to keep them alive:

Always save TUs (time units) for a shot or two, you might need them.

Move soldiers in groups, so that they can cover themselves.

Use sensors, you do not need to keep a soldier watching some place, when a sensor can do the trick.

Avoid open spaces, a sniper might be hiding.

The following is not applicable to V.900

It's the best way to beam up the troops after each round (30 ZE needed). Further ways are for example:

The shooting with "Strg" however, hits rare is simply secure since it can be made from every range
Sensors are very effective with the may trace the enemies (which mostly conceal themselves in the lower corner)
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