Because I'm going to use either the BP calculator or a different one that I am developing I would suggest using the calculator and use some generic assumptions for the details that will always vary on every deal.  

Hello all,To keep it short and concise:My name is AlexI'm originally from Wisconsin and educated in DCI moved to the OC (from DC) and lived here 3.5 yearsI'm an IT professionalI have never bought or owned any property before, so I'm new to the terminology and concepts of property investingI'm looking to learn from knowledgeable and experienced investors to provide some insight into cash flow properties and how to continuously purchase properties to supplement and, eventually/potentially, match/exceed my current incomeOther than that, I work full-time and am pursuing another degree.  

The seller is the person in charge (administrator, executor or generically 'personal rep').If you study seller financing techniques and become really familiar with how to communicate and apply the many terms and methods, your investing program can be hugely successful. 

The LLC itself is a generic entity.

The generic term is a Salamander heater.

Despite falling under the generic label of a "vacant" policy or "builder's risk" policy, there can be major differences in coverage from one policy to the next.

Anyone have a generic equation or rule of thumb?

Get a tenant to start supplementing your income and build from there.

guidelines and practices seem generic though, does that mean guidelines and practices referring to appraisals?

At least not legally, you can try it and hope that the tenants do absolutely no research into what you can do in MA.Samson is that "non-performance" clause something that a MA attorney has blessed or something you came up with yourself or with some generic document?