You can try the manufacturers website or the owners manual. Digital versions of many owners manuals can be found here <http://www.airsplat.com/airsoft-manuals.htm>
If you just want to look at the exploded views of random high quality guns, Ares has exploded views of all their guns on their website.
Walmart
airsoft guns are actually available in bangalore , but they are not high end guns............... you can only find cheap airsoft guns in a market called national market (remember these are not of good quality and do not last long).
See the related links for cheap airsoft guns.
You can search online for online stores or you can look for local airsoft stores. Most Dick's Sporting Goods and Walmart's have airsoft guns as well.
One would be able to find out more information about m4 airsoft guns online on Amazon. Two other sites that have some information about m4 airsoft guns are wikiHow and HobbyTron.
Try egunparts.com they have exploded views and diagrams of many guns
just ask your local gun shop or airsoft dealer
airsoft shop
And airsoft company that makes videos and sells guns.
yes you can find upgrades online
You can purchase MP5 Airsoft guns from Amazon, ebay, and many other online retailers. If you can find a local sporting goods store, you can see if they sell MP5 Airsoft guns.
No. Airsoft is a type of sport like paintball so airsoft guns you can shoot people. but please shoot responsibly.