My advise (not legal advice as I am NOT an attorney ) is just purchase the property SUBJECT TO the existing mortgage.  

Keep in mind, even with this strategy, reassessment might still occur in the future.For a 100% seller-financed deal, ensure the terms clearly state the tax responsibilities and get expert legal advice to protect your interests.

Should I pay a lawyer $2000 to start my LLC or should I start with Legal Zoom and pay around $300?

What is the legal process,  or the ABC to do when asking for private money from individual and private hard money lender?  

I cannot give tax or legal advice, but this is based on my understanding (recently dealt with an inherited property).

Some counties will only give you a list by email or tell you to look at the county legal newspaper, but many counties post a list on their websites, which are updated frequently. 

The exemption is for tax purposes/discounts, not the legal definition of homestead. 

If wholesaling is legal in WI without a license why is it illegal to have a property under contract without the intention of actually buying the property yourself?

Quote from @Mike Dawson: An LLC is useful for two things: anonymity and legal protection.

If your startup costs are over $55,000, you lose the immediate deduction, and the entire amount would have to be amortized over 180 months (15 years).Here’s an example to clarify:•If you spend $7,000 on startup costs (such as attending BPCon, legal fees, and market research), you can deduct $5,000 in the first year and amortize the remaining $2,000 over 15 years, starting when your business is officially active.