Project Management

Hi All, I have little proble with Axapta - Progect Management… 1.Can we set Start Time - End Time in Activities? 2.How to set Predecessor & Successor of a Sub-Project or Activity? 3.If we change Start Date of One process, will its effect all its successor processes & ultimately effect project completion Date ? If yes, How? 4.How to set Milestones in a project? 5.How can we Add Items & Resources with an Activity? Please Help Me Thanks in Advance Soumya