If you are hiring a legal licensed contractor , he will provide you with a contract . 

Doing so ensures compliance with your lease agreement and avoids potential legal disputes down the line.In conclusion, adding your property manager to your insurance policy as an additional insured is a crucial step in protecting yourself and your property manager.

I ultimately invested $65 cash, $5k in legal fees, and $9.7k in operational expenses while owning the home, and walked away with $17.3k after a judgement.What made you interested in investing in this type of deal?

The AP has to be open, notorious and hostile...those terms have a legal meaning and essentially it is that you as the owner have been fully deprived of your right to the property.Absent those items above, it sounds like at best they have another legal right which is a "prescriptive easement".

. ==== Projected Income ====**Off Season**-$4,000/Month Rent Period: September - May (7 Months) Projected Income: $28,000**Summer 1**-$8,000/Week Rent Period: June (4 Weeks)Projected Income: $32,000**Summer 2**-$8,500/WeekRent Period: July-September (12 Weeks) Projected Income: $102,000**Optional** (Basement Apartment)-$2,000/Month -Rent Period: Year Round Projected Income: $24,000TOTAL PROJECTED INCOME: $186,000 ==== Operating Cost ====-Mortgage: $84,000 ($7,000/Month) -Utilities: $36,200Gas $6,000 ($500/Month) Electricity $6,000 ($500/Month) Internet $2,400 ($200/Month) Garbage $5,000 (Estimate) Pool $4,000 ($250/Week)Landscaping: $4,000 -Mowing: $2,400 ($150/Week)  -Clean Ups: $1,600 (Spring & Fall)-Weekly Turnovers: $8,800 ($550/Week)==== Legal Cost ====Summer Rental Fee: $20,100 (15% of $134K)Sandwich Rental Tax: $6,855 (15% of $45,700) NET PROFFIT: $38,845.00

- FYI: it's only illegal to try to rent it out, the property owner can usually legally live in a nonconforming basement unit.If you do all this you may still negatively cashflow each month, so make sure your income can cover and/or your cash reserves.If you do this successfully, you will learn more in 1-2 years than you would reading here on BP for 5+ years:)Good luck:)

The plan is to provide the tenant with their own stackable laundry in their unit and offer the shed for storage.Is there a legal timeline needed to give such notice or is issuing a new lease best /covers all bases?

Various legal setups can  mitigate a large part of this risk.  

To protect our rights, we would definitely deliver a formal 5 day notice (Wisconsin Legal Blank), but at the same time indicate that we are looking to collaborate to find a solution.

Legal violations and penalities(fines) even if you have accounting software to track the difference.