Answers:
No, not really.
When dealing beside download speeds the bottle nouns is at the ISP. Only the ISP can increase/decrease you bandwidth (download /upload speeds). The ISP controls your max bandwith ability assuming you enjoy a introduce yourself card that can support the max background rates.
there is if your on dial up or low speed DSL.
http://www.centralhouse.net/accelerator.
do u close-fisted are in that things you can do to bring in your laptop run faster? if this is the luggage later the answer is yes. but you should rephrase the interrogate so you'll bring the answer you're looking for.