Tag Grid offers a Dicount plan to those who want multiple regions:
Tag Grid Discount Plan
For a mixture of sims between 15,000 prims to 45,000 prims the following discounts apply:
Min of 5 sims to 9 sims - $2.50 per sim Discount
10 sims to 19 sims - $5.00 per sim Discount
20+ sims - $7.50 per sim Discount
For sims with 50,000 prims only, ( no mixtures of lower prim sims with the 50,000 prim sims ) the following discounts apply:
Min of 5 sims to 9 sims - $5.00 per sim Discount
10 sims to 19 sims - $10.00 per sim Discount
20+ sims - $15.00 per sim Discount
Discounts only apply to the above multiples. EG: if you have a 20 sim discount and then go back to 19 sims, the 19 sim discount band then applies from the next tier date. No exceptions. No other discounts above 20 sims.
Full price must be paid when ordering any sims and the discounts will be applied to your account manually and will start at the next tier date.