The LLC keeps its veil by not co mingling funds and by maintaining all the paperwork related to the LLC.

There is more beyond merely setting it up though involving the operating agreement, separate accounts and books and no co-mingling and many people don't keep that piece maintained too well. 

However, employer profit-sharing contributions (up to 25% of W-2 wages) are not subject to FICA taxes and do not appear on the W-2.To stay IRS-compliant, ensure your Form W-2 and Form 941 properly reflect deferrals, and maintain a reasonable salary to avoid red flags.

There are also additional costs of operating and maintaining an LLC, like separate bank accounts, annual report filings, tax filings, etc.2.

There is also a mix of snowbirds and part-timers from southern states who consider this home.

New Britain is where you are going to get the best ROI like you mentioned and this is because as a whole there are more areas within the city where qualified tenants are looking to live and the purchase prices are lower while still maintaining competitive rents.

Leverage: Use leverage wisely to acquire more properties while maintaining a healthy debt-to-equity ratio.3.

Also, very cheap to maintain, lasts long, and is efficient! 

This means the IRS will treat the LLC as if you and your wife still own the property directly, maintaining the continuity of ownership for tax purposes.

This is how banks verify property owners maintain insurance.