The large majority of mens hoodies are zip up or pullover.
There are some Nike hoodies that have zip pockets on the inside of the sweatshirt.
No hoodies are made with 3/4 length sleeves
Yes, men's logoless hoodies are usually not found in dept stores but you can get them at craft store: people decorate plan ones all the time.
There are many, including Hideyoshi. In addition to the previous answer, a plethora of anime characters don hoodies for their everyday garb. If you'd like to look, the Anime Character Database actually has an entire tag devoted to hoodies. See the related link.
No but you can get very lightweight hoodies that would be comfortable at the beach.
Yes, many brands of hoodies are flattering for females. Baby Phat and Irg hoodies are some of the sexiest kinds.
No, Armani does not currently offer any mens' suits with 3 buttons for under $500. If you're looking for something to fit your budget, try the Caravelli Mens SB 3 Button Solid Black Suit.
It all depends on the materials that each are made of, but pullovers tend to be warmer than hoodies.
Yes there is a good number of simple design hoodie sites for guys. You can actually make customized hoodies. Some of the sites include customize.com, screened.com and many more.
There is the Zoo York “Splatter Check” Hoodie if you are into funky designes.
There are some hoodies with removable liners, but they will cost far more and are usually meant for hiking.
Try Hottopic, the mens XS fits me and I'm 5'2 and really thin.