Users can add text reviews, ratings and media (photos, videos) and additional tiers of information (e.g. opening hours) on each business in the directory.

There is an additional fifth tier, Platinum for Life, which can be obtained after 10 consecutive years of Platinum membership.

Nonthaburi and Chiang Mai are the only two municipalities that have an additional tier of administration, as they group their chumchon in khwaeng.

In preparation for these Games, two additional tiers of seating were installed over the previous roof-line.

The field of play was lowered by several metres, adding an additional tier of seating around the entire pitch.

Yet this additional tier requires staff, drugs, and managerial support.

Three additional tiers exist each with more speed, included usage, and of course cost.

Unmanned machines will clean the top 27 additional tiers and the glass spire.

The newer 6-Tier Pricing, including additional tiers covering debit, business, or international cards is gaining in popularity.

Further expansion would be possible from there, by adding additional tiers, though this is not part of present plans.