When consulting investors I have tried to solve for this as well in negotiating with builders to offer rates in the high 3%s.  

Legal Advice: Consulting with an attorney experienced in real estate law is highly recommended before entering into a land contract.

It's also worth mentioning that it's better to consult the CPA BEFORE you make a major decision (buying, selling, converting to rental, etc), since that's when you still have the opportunity to strategize and structure the transaction in the most tax-advantageous way. 

I would also consult with a certified cost segregation specialist in terms of classifying other assets into their appropriate class lives.

I'd consult an attorney first, however, since what you are talking about providing free of charge is something that will be used to construct something on the ground.

Contact the condo association directly to request access to their official records, which should include maintenance logs, financial statements, and details on planned improvements or repairs.To ensure the information you receive is accurate, consider consulting with a real estate attorney or a local real estate professional.

I will consult with a lawyer before I do take action.1. 

always consult your CPA but mine is writing my trip off

You don't have to track your basis in the securities or calculate any capital gains.As always, please consult your tax professional for advice on your specific situation. 

I work in analytics consulting and have managed my finances and investments well by myself. 401k, investment accounts, high yield savings account, own a house in a nice neighborhood with a traditional 30-yr mortgage, etc.