Is there any advantage (or disadvantage) to addressing that fact in the letter or is it better to send the letter as an anonymous investor who happens to be a neighbor?

In the end, that's exactly what happened...in the big money game there are players with a very low cost of capital and a high level of access to capital that can execute quickly and with much higher valuation than you or I would ever consider--and the banks know that.If you intend to carve this thing up you are at an even greater disadvantage because you could even be the high bidder and lose to one of these big-money groups who is taking the whole tape with a 10 day all-cash close.These deals are so attractive because everyone wants to find that one deal that you can retire off of, but it's a mirage.  

It has its advantages and disadvantages for sure.

The disadvantage is that it draws people with little money an credit issues, those who aren't bankable.

Here are disadvantages of Sub2 purchase. - you always have the due-on-sale clause issue.

The French real estate market is ripe, especially with only 2% interest rates, however we're focusing on the Texas market for now until we can accumulate enough capital to make some deals here.With the dollar/euro exchange rate improving (for those with USD,) it's an excellent time to explore European real estate, but some disadvantages include really high transaction costs (for example, a "Notaire" is required for all property sales and that typically costs 8% of the sales price.

The disadvantage is obviously that you have created more work for yourself (paying the extra bill each month).But, there are obvious advantages as well:- Park manager knows he'll get paid on time;- You know for certain the bill is getting paid;- Buyer only has to write one check each month;- You don't have to worry about surprise evictions;- etc...Thoughts?

Estimate the costs and weigh the advantages and disadvantages of each type of financing.

In your case you've got a double disadvantage because your financing also says that this was not intended to be held as an investment property.  

I believe there are far more advantages, than disadvantages in having the license.