How to Speed Up loading time of Report

[jaganlalrm]

Hi All,

1)Can any one tell what are we must do to Speed Up the loading time of reports?

2)And in which method want to create Reports  ?

Eg: Using cube or using Query Or Using View or Using Relational model

3)Can any one tell which are all Slow down the loading time of reports ?.

Please Give your Suggestion for Any one Question in this three.

Thanks in Advance  :)  ;)