You don't even need a duplex for that - just buy a house and get roommates (law is in your favor with roommates anyway).Step one (after you've decided WHY you want to do it and you've decided that you DO want to do it) is to learn to analyze deals.

I decided to take action and D4Ds, came across a FSBO close to me and contacted the seller, I'm now in the midst of preparing my offer and was trying to figure out the ARV but there aren't any comps in the area.

It forces the buyer to choose their exit strategy right off the bat and doesn't allow them to keep you in limbo while they decide.

Ask for the seller to pay for it - if not, you can decide how much it’s worth to you.

It is far more common for tenants to decide to move at the end of a term lease.

Then I can decide what to include in an initial Rehab and what can be deferred. 

Im trying to decide if their knowledge is worth what they are charging me.

I've finally decided to create an account on BP after soaking up loads of valuable information - fantastic resource and podcast.

Hi, I need to decide what appliances to put in a high end condo.

I am flipping a property in my LLC that I have decided I want to live in.