The listings where there is clearly a lot of privacy and/or are up against the rocks seem to have much fuller calendars, like you mentioned. 

My style is aggressive but calculated in nature.

If you stay until the end plus the natural attrition of people in attendance will increase your odds of getting a good deal.

@Bob M.Depending on the nature, frequency and term of the notes you are looking at, you may be well served with an IRA account held by a custodian.  

Recommend everyone should google schoolhouse rock - how a law becomes a bill.

No damage can be done to the significant natural features or the banks of the stream. 

But who are we to judge who can become a rock star and who is a dud and wasted their money ??

The naturally thing that comes to mind is, how does this ROE calculation relate to ROI/IRR (both in practical and mathematical senses) and should one metric be considered more strongly over another in certain situations.

They will have to adapt, a natural business occurrence, or face tough times.

This naturally includes what some consider C/D zones.