I especially liked the phone call challenge at the end!

-mail -email -phone -all?)

Other requirements could include side walks, storm water control, street trees, street lights, and running all utilities to the lots, including electric, gas, phone, cable plus water and sewer.There could be current zoning requirements that require larger lots than those platted maybe 50-60 years ago. 

and if so "Can we get a time for us all to meet together or can we get the other/s on the phone while we discuss this?" 

I respond within thirty minutes to phone calls and emails.  

I got the company name by looking up the phone number on Google.

@Dave KayIronically, I viewed your post on my phone and this ad was right beneath it.http://www.biggerpockets.com/forums/432/topics/151154-multi-family-unit-investing-education-videos-materials---looking-for-some?

I use a Google spreadsheet (Google Sheets) and record the name, phone number, and other notes. 

I'll post details of the estimate once I have it in hand, so far i've only had a phone conversation about it.  

I was talking to another BP member by phone earlier today, and basically this question came up.