Store Store Plan Modifications ($100/Hr) $100.00 Add to Cart Added! Stamp Level 3 (3,001-10,000 sq ft) $2,250.00 Add to Cart Added! Stamp Level 2 (1,501-3,000 sq ft) $1,500.00 Add to Cart Added! Stamp Level 1 (Under 1,500 sq ft) $750.00 Add to Cart Added!