Those guidelines detail practically every aspect of a loan and acceptable proof of loan eligibility.

Things like insulation practices and paint types have changed quite a bit over the years.

When making a journal entry, accounting practice is to use one JE (so as to anchor the JE number) and post to whatever T-accounts are necessary, meaning it's accepted to have multiple pairs of DB,CR entries in one JE. 

CPAs have much more flexibility and can practice virtually anywhere.

I am currently putting around $700 a month towards loan 1 as an extra principal reduction payment but I was wondering if perhaps I should rotate which loan gets the extra payment each month or just stick with the normal practice of focusing on one debt at a time.

You may also have some research on repairs/contractors and building issues as well as keeping pace with other changes and practices. 

Things I have come across that can lead to saving money, time, and headaches:-Smoke detectors with long-lasting battery-Low-pile and stain resistant carpet-Heavy-duty tile w/ lifetime guarantee -Long-lasting light fixtures and bulbs-High-gloss paint (easier to remove stains)I am curious to hear others weigh in on these practices and provide others.

Not an attorney but my understanding and practice is each rental is its own LLC.

This has always been true in practice and since March 12, 1989, the effective date of the 1988 Amendments to the Federal Fair Housing Act, it has been a matter of law.

Is this normal practice?