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It won't be useless. Compressing fiberglass insulation does reduce the r-value some. Here's a chart: http://www2.owenscorning.com/literature/pdfs/10017857%20Building%20Insul%20Compressed%20R-Value%20Chart%20Tech%20Bulletin.pdf The little bit that you are compressing won't impact your r-value...

Let's too much light in and the pathway I linked flows more air. Been there done that, learned a better way. DC

If you have a good compressed air source, you can sometimes blow a pulling line through easier than vacuuming because you can feed it with one hand while holding the air gun with the other. I would try all 3 first. Shouldn't be a problem. If you're not sure about the strength of the pulling...

I have 3 central returns in my house but individual rooms had none. I improved my situation quite a bit by adding return air pathways to the bedroom doors. Like these: http://www.tamtech.com/Perfect-Balance-In-Door-Return-Air-Pathway_p_105.html DC

Shouldn't be a problem. Just make sure the new return air vent allows air to pass through the existing filter or install a new grille with a separate filter. I'm assuming your kitchen/dining is too warm in the summer and colder in the winter. If adding an extra return air intake doesn't bring...

You got taken advantage of. I'd be livid with the PoCo. There is no justification for a 100 kVa transformer for three 200 amp services. DC

Thanks all. Your info helps. DC

I've been making workbench tops with tongue and groove unfinished oak flooring glued and nailed to a sheet of 3/4" plywood. I then rip the tongue and groove from some pieces of the oak flooring and use that to hide the edges of the flooring and plywood underneath. Works very well. My Home...

Do any of these camera systems offer motion detection capabilities whereby you could get an alarm (cell phone notification or other) when motion is detected? DC

At the very least, you need to inspect your grounding and make sure it's okay. Proper grounding is the first step in preventing damage by lightning. I had a similar incident happen to me years ago in a house I had built. As it turned out, the ***** electrician connected my copper ground wire...