This is known as the self-sufficiency rule.

The rule is that the replacement property needs to be equal or greater value.So thanks to an old IRS 1031 rule, you can sell your old properties without paying capital gains if you exercise the 1031 and follow their rules.

Are there many B class single family homes in the Ogden area that meet or exceed the 1% rule?

These numbers don't work out for the 1% rule.

Generally, the rule for every state will be this: Your contract will determine what the rules are unless it is contrary to state law in which case state law will always hold. 

Now granted, it is difficult to hit that 1% rule sometimes ($1,000 in rent for every $100,000 in sales price) but we definitely still have positive cash flow places.  

They also want a copy of lease with a rider of HOA rules and contact info for all occupants, from every investor.

For example "Hi this is Matt Lefebvre with Keller Williams Realty, I was calling to see if the house on 123 Main Street is still for sale." is absolutely not against any DNC rule...

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That is under the 2% rule which, in my case, is $1,200 for that property.