First of all ...Welcome to MWO
Second....If you have just done your first 25 matches you are at the base line ELO also being that this is a team game it most likely was not you it was a lack of group tactics and teamwork that lost those matches.
Third.....People on this forum are Jaded a$$&@!%$ so when you see them saying things like "If you don't have X" you are doing it wrong or can't have fun just ignore them.
Here is what you need to know about MWO...
1. It is a competitive team based game that is not yet complete (Or in
beta)
2.Imbalances will happen right up until launch
3. t for all chat y for team chat u to chat with your lance (The 3 other guys in the top left hand of your screen) Learn to use them when you can. Communicate enemy locations, offer suggestions on what the team might do, take command if you like. If you are wrong then you learn if you are right then you learn and win.
4.Even better find one of the many public Teamspeak servers and get on voice chat with other people, see if grouping up helps you.
5.Join a unit if you like. Gives you a constant group of people to play with witch will help you have more fun as well.
6. Smurfy mechlab
http://mwo.smurfy-net.de/...This is a way for you to figure out what you want to put on your mech before having to do it in the in game mech lab.
7. IF you are looking for builds you can go to Mechspecs.com where people post their builds up and discuss them among other things.