Free advice: Subscribe to Locus Magazine.
It's the closest thing to an industry trade journal we have. If you are into comics, then you might want to get Wizard as well.
Financiers get The Wall Street Journal, Firefighters subscribe to Firehouse (and Fire Engineering).
There are a number of fantasy, sci-fi and horror magazines out there, but a good deal of them are primarily for the fan. Locus has features for fans, authors, convention goers.
Check out the website. See if you don't agree with me. I'm not trying to sell Locus. To me, it sells itself. I'm just offering some advice.