I love coffee, so I am drinking coffee at home and at office everyday.
I like to make my coffee personally so that I could get the exact taste I like. Among choices of so many coffee, my favourite one is espresso.
I usually drink espresso every morning. As for my experience, with cheap espresso machine, all I get is a diluted espresso and sometimes it drips so slow, it takes a very long time to complete the process.
So I suggest you get some expensive and quality espresso makers.