I include a letter introducing myself as the future owner with payment instructions. 

The city does have programs for vacant lots.You can just let it eventually go to scavenger sale but you will get a ding to your credit.You can try to donate it to a charity.

The internet is a great resource and more than likely someone has done and uploaded an instructional video of exactly what you are looking for.Best of luck with your project!

Tell them you want to file an unlawful detainer and they will give you the form, along with instructions on how to complete it.  

There are some really good bank/credit union programs out there as well. 

@Michael Floskis I can recommend a few, who I've used personally on deals and who have presented at our local real estate group over the years.Any good attorney will not only help you with the setup of the LLC but give you instruction on how to properly maintain the entity going forward.

If a QI is willing to wire funds without a 45 day list in their hands they are acting on your instructions only and have given you constructive receipt of the money (because they are willing to move funds on your direction only).   

Anyway, if you want to read more about this and all the requirements and exceptions, you can do that here: https://www.irs.gov/instructions/i1098

A couple years ago I got a BECU 12 yr no fee fixed loan on an investment property https://www.becu.org/loans-and-mortgages/home-loans/fixed-rateI do not know if they still have this program for non owner occupied anymore but worth asking. 

There are programs out there that no one uses because they are too much headache and there are better products from other sources.