Most law firms, but not all, now require a signed written agreement to create an attorney/client privilege.  

Only a handful of firms offer such services and geography is often fairly low on the list of criteria you should use when evaluating a provider.  

I work with Jeff Shadrick of REI Associates here in Birmingham, AL but I'm not sure the posted link is his firm.

I'm new to the industry but eager to get going with networking and learning ways to attract individuals or businesses who are open to becoming private lenders.

Most national QI firms will charge 750 - 1000 for a garden variety exchange.  

Many firms will handle it from start to finish and could give you and estimate per acre/per lot.I found the Baton Rouge P&Z website and had a look at their process, it's pretty similar to what I've done out here.  

These quotes came from multiple GCs and 'one-stop shop' firms.

The source of that article is law firm in North Carolina. 

I don't think there is any firm answer.

So in a deal for $100k with 6.0% in commission split buy/sell 50/50 and where the agent gets 50% of the broker check, you really collect 1.5% for your firm and then 0.75% (of the sale price) for you or $750.