Sharepoint: Best practices

1. Remove spaces from site name as removes %20, etc
2. Try to keep pictures in root picture library and use path
e.g. http://portal/sysimages/email.jpg
better: /sysimages/email.jpg
3. Make sure SharePoint site added to trusted IE intranet
4. In columns don't use £@, etc use no, etc
5. Create subsite each time new information is present