Below is a list of useful snips of Wiki markup you can simply copy/paste into your page. I'll sort it all by category, use the TOC to zoom to the spot you want!

Tags:

{{tag>tag1 tag2 tag3}}
with namespaces: {{tag>ns1:tag1 ns1:tag2 ns2:subns1:tag3}}
multiple word tags: {{tag>tag1_with_multiple_words tag2 tag3_part}}