Yes, only thing you need to come up with is a property for sale with tenants in place, or a property that need extremely little rehab and signed leases.

Use your best judgement to determine which ones you have to slow play and which ones you have to hammer until you get the contract signed.

I have already signed up for the meetup happening next week and have been reading Scott Trench's book "Set for Life" as well as listening to podcasts during the day.

I could probably get the loan, and have his “co sign”, but what other options do I have?

If you want help analyzing deals like this, sign up for the Pro account and use the provided calculators or just pick up a flipping specific book and a renting specific book.

I’ve never heard of someone not being able to sell for this reason, but you should probably read whatever contract your dad signed to get the financing.

I mentioned to the Tenant about signing a new 1 year lease, but they told me they are looking at other apartments and will be moving by Fall. 

Part of the answer to your question will be found in the lease agreement that you signed. 

They will likely want you to sign an Exclusive Right to Represent as most agents wish to have some assurance in writing for the amount of work it takes to analyze properties and show.And ask questions!

Windows and siding also showing signs of bowing.