Your best solution is to sell. 

By find a solution to aid me for the mean time, like unemployment benefits etc.Please if you do comment with ideas or suggestions to be motivating.

Yes, they should be happy to do it and yes, you'll have to find alternative solutions for the buy and rehab.

I now have a solution for closing these deals without needing a more experienced partner.

However, your property manager should be able to guide you on legal options and solutions to secure the property and possibly help with claims for damages.

Or other solutions we should consider?

For example:Tenant ManagementLease Automation & E-SignaturesOnline Rent PaymentsTenant ScreeningMaintenance Request TrackingMarket Vacant PropertiesIncome & Expense Tracking (Do you use QuickBooks and want to continue, or does your current PMS have its own solution?)

Fast solutions have slow problems, tie yourself up in getting cute and the reward is you get a property and risk is you lose it all.

a) What does your Contract say about how to deal with sub-standard work?

Currently the manufacturers "solution" is to "not allow the temperature inside the house to vary".