nscale

Hello- I just received the new Kato n scale ALC-42 locomotive with regular DC power. When I turned on the power of my layout for the first time running it, the front and rear lights didn’t turn on. I did install the optional Kato lighting kit for the engine bay after running it and those lights...

I am a beginner model railroader(?), and I was wanting to know: Should I go with N or HO scale? I have a (give or take) 7 x 4 space right now, I am not employed (haven't graduated yet), but size is not a problem. I would like to know the pros and cons of each. Thanks for all help in advance...