Fuel consumption on these older small block V8s is astronomical, but I don't really commute in it so I'm ok with that. 

That 30% over 30 years grows to an astronomical amount.

I read somewhere that the chance of creating a lead with DM increases astronomically when you increase the touch point from 3 to 5.

A duplex will never get over around $3000 per door in rent (thats astronomical in itself), which in essence is a 300,000 home, or less..

Your not going to cashflow and your certainly not going to be able to maintain any real sense of control over the property that you paid an astronomical amount of money for in purchase cost and in taxes .  

Water is usually covered by the owner, as adding a second meter has an astronomical impact fee + the cost of installation. 

In fact if it were that easy, AI would be turning astronomical stock market profits on a daily basis. 

The upkeep is astronomical.

Be interesting to see where the how to high priced real estate training companies end up in the next few years and high priced is relative .. 20 to 50k for training to some is probably astronomical to others its cheap its a matter of perspective.you now have the how to MF trainers and pert near every niche in real estate has a how to trainer.. be it wholesaling.. or like Tom Ferry for agents or Floyd Wickman ( my wife was a trainer for Floyd back in the day) you have the land geeks. the how to wholesale .. the astro flippers the tax overages , how to buy notes  (Eddie Speed) and many others in this industry. 

Now, if I choose to invest that $500 per month ($6,000 per year) instead of putting it towards principal the benefits could be astronomical.