As green as it gets

[Obreight Ingram]

I stumbled upon bigger pockets while surfing the internet.I am a union construction working currently at the world trade center.from what I have read real estate investing seems very promising.here is my situation I am currently renting an apartment for 1400 a month.I am married with two children.now I am confused on how to start out on this adventure.I have $70,000 in savings and good credit.should I obtain a multifamily home  with the objective of having a tenant pay off the house I would live in,or do I stay in my apartment while seeking out an investment to purchase and possibly fix for rental income .how should I start