The way electricity works is, either it works or it doesn't. So if it's working now I wouldn't worry too much about it. But it makes sense why they used defective ballasts. Since you paid below cost for the house they have to cut their losses as much as possible.
<p><em>Seems like you pay for what you get. </em></p>
<p>Exactly. Minor plumbing problems is nothing considering Lennar sold these units below cost. If you want better quality spend a little more money and don't buy fire sales.</p>
<p> </p>