We want one strong party (total majority - no coalition) at the center & one strong united opposition (may be coalition here).It all depends on us to vote one party to power(though we may hv to take all risks & compromise on some issues) this is in the interest of our country.Your views . . . seeing the recent trend in politics of our country.
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This is an ideal situation but alas it will not happen in India
the best way is for the election commission is to allow only national parties to contest for central govt, all regional parties should not be allowed at all. that is the first step. if that can be done, what u say can be acheived ultimately