Will they be concerned that I have their phone number and address?

There is also a SouthShoreREIA in Bourne, but their website is down so if you PM me, I'll send you the email address of the leader.

Last time I was there, I met several Class A & Class B 100+ unit managers and they were very positive on the market but their one concern was market saturation. 

Call the vendor directly and ask them to explain to you why a single window screen costs $1,000.The way the owner addressed your concerns is highly unprofessional and it's clear from what you've said that she isn't all that interested in retaining your business.  

The problem with the Carleton Sheets course and his students is none of them address my dad's concerns.

, If you go through USPS do you have to stamp or address every piece manually ?.  

My post doesn't directly address the topic of syndication or investment club investing. 

I’ll address your quoted question here:“Also if I want to buy apartments, how do I accomplish that?

If you're looking looking to invest in larger commercial properties (multifamily, offices, industrial, etc) - personally or through a partnership/syndication - then you should be more concerned with the points raised by @Caleb Heimsoth.My article on choosing the right real estate market and avoiding the most common due diligence mistakes should help you get started. 

Is there a program that I can put the apn into that will quickly generate addresses?