use the Swap phones option on the Virgin website. You can swap memory cards when you get the new phone or use your computer to transfer info from the old card to the new one. Short easy answer is that your text messages stay with the phone. You can Google ways to transfer your text messages, but they are kind of complex. Consider using a cloud based text messaging option like Google Voice for keeping all your messages in one place.

Yes, there are several apps for that in Google Play

I don't see a way to do it. The phone has very little internal storage anyway.

No - Check the Kyocera Rise if you want that.

Flash will not work with LG Optimus V. The processor is too slow.

The Evo V runs Flash Player

They probably have it by now.

If it is not showing up after a certain amount of time it probably is not an option

No, you can't trade it in, but you could try to sell your Triumph.

Yes it does have a notification light, along with a front facing camera, the light, is found at the top next to the sensor.