Amazon EC2 AWS Snapshot Backup

Amazon EC2 AWS Snapshot Backup ============================= Asterisk and database are on the server. 1. Need to backup the whole machine using snapshot. (please suggest if there is any better solutions) 2. Need to backup automatically daily and weekly. 3. Need to delete old backups automatically and periodically. e.g. Keep 3 daily backups and 2 weekly backups. 4. Need to be able to recover and recreate the machine easily with out using command line. 5. Need a documentation on what have been done in detail. 6. Need a documentation on how to recover and recreate the machine.