Legal validity and signing

• Can my will be legally valid in Ireland?
• Do both witnesses need to be there together?
• Do I need a solicitor to draft my will?
• Do my witnesses need to read my will?
• Does my will have to be handwritten?
• Does my will need to be printed to be valid?
• How many witnesses do I need?
• What does of sound mind mean?
• What should I do after I sign my will?
• Where do I sign my will?