This week's book giveaways are in the Refactoring and Agile forums. We're giving away four copies each of Re-engineering Legacy Software and Docker in Action and have the authors on-line! See this thread and this one for details.
Rajeev, this question is too generic to give you proper answers. You reveal almost nothing of what you want to achieve.
The best way to get answers is to pick out one problem you have. Tell us what your problem is, and what steps you tried to solve it.