I reviewed the SB9 legislation, and it states that properties occupied by a tenant in the last 3 years are excluded from SB9 but only if the project includes demolition or altering more than 25% of the exterior structural wall.

Quote from @V.G Jason:  Extract the long-term value(appreciation) by hanging tight for 8 yrs ++,  mitigate cash flow by keeping more money in the deal and/or altering rental formation. 

We typically alter our strategy seasonally, as demand shifts with the seasons.

If this is the case then typically you only have to comply when you make alterations.2.

I had many situations where the paystubs was altered or they were using one from someone else. 

The members did not observe corporate formality; The Defendant did not pay dividends; The Defendant was insolvent at the time of its actions; The Defendant’s members siphoned funds from the Defendant for their own personal use; The Defendant’s members comingled funds; There are no corporate records; The corporation(s) were a facade and alter ego of the member(s) of the Defendant.

This Section will not alter any date in this Contract, unless otherwise agreed. so you wont sue at this point you will go to mediation. 

Simple answer - yes you can alter your funding source after putting it under agreement if you chose to use a hard money lender instead - i would just communicate with seller that hey I was going to use cash (assuming you have it from your heloc) and instead will finance some of it but let them know its not contingent on financing.

Selling the current assets to roll over to other assets to alter the operations and performance. 

You may be able to explain the situation and avoid making alterations to your LLC.