These units also don't have a lot of outlets to accommodate the many smartphones, tablets, PCs and wireless gadgets make up part of every day life for professional white collar workers buy tons of power strip outlets to plug them in  is a fire hazard violates City of Chicago building codes .

That can become a massive unexpected expense.

Today's technology allows the average joe who can gain access to the internet the capability to list a property on multiple realty related websites, and can also do all the other old school things, like, posting in local adds and for sale signs.In the last 10 years what media outlet have sold more cars, the one with sign in the back window or the one that was listed on the internet?

After running into some unexpected roadblocks I'm finally back out looking and ready to purchase.

You will likely get hit with unexpected expenses like property taxes or insurance if they are not part of your mortgage payment. 

Fees are money and unexpected money at that.

This includes running the plumbing and drain, installing a 220v outlet and air vent.

Or, things to make it at least functional until you can go to the store and get a better item - like, the tenant breaks the nice pendant light over the dining room table, so you install one of those $10 dome fixtures on the ceiling so they can see, and then go get a replacement pendant fixture on the weekend and install it.Some things, like toilet valves, outlets, switch plates, etc can always be obtained at Wal-Mart, 24 hours a day.

So by using my personal cash too I can comfortably complete the rehab without worrying too much about unexpected costs (which always happen and have happened on this one).

Many I know just focus on one area which can be detrimental when the unexpected comes up.The experience caused me to learn more about mobiles and the materials they're made of due to the amount of work needed.