The following definitions apply for the Site Based option:

`Committed Call Spend' means the figure the Customer agrees to spend (excluding VAT), on BT Business Plan (Site Based) Services.

`Contract Period(s)' means a period of 12 months commencing on the Operational Service Date or an anniversary of the Operational Service Date.

The following definitions apply for the Customer Based option:

`Committed Call Spend' means the level of annual spend (net of discount) to which the Customer commits in any Contract Period, as specified in the application form.

`BT Mobile Call Spend' means the level of call spend (excluding VAT), including text and call related charges, billed and at those prices set out by BT Mobile.

`BT Mobile Line Rental Spend' means the level of mobile line rental spend (excluding VAT), billed and at those prices set out by BT Mobile.

`BT Mobile Spend' means the total figure of BT Mobile Call Spend and BT Mobile Line Rental Spend.

`BT Business Broadband Voice Call Spend (BBV Call Spend)' means spend (excluding VAT) on calls made using the BT Business Broadband Voice service chargeable at the pence per minute rates set out in the Customer's BT Business Broadband Voice contract. This excludes spend on inclusive call packages and port rentals.

`Contract Period' means a period of 12 months or 24 months as selected on the Application Form by the Customer or the term specified in the appropriate Contract commencing on the Operational Service Date or an anniversary of the Operational Service Date.

`Eligible & Contributory Call Spend' means:

For BT Business Plan (Customer Based) contracts excluding BT Business Plan (Customer Based) Tiers 250, 500 & 750 contracts and BT Business Plan Lite:

(a) the PST Call Spend (excluding VAT) at the BT Business Plan (Customer Based) prices set out in the BT Price List; and

(b) the BBV Call Spend (excluding VAT) at the pence per minute rates set out in the Customer's BT Business Broadband Voice contract; and

(c) where the Customer takes the BT Business Plan (Customer Based) with BT Mobile and Reward option, the BT Mobile Call Spend (excluding VAT), and

(d) BT MeetMe (UK and Global) bridge access spend, Inbound & Outbound MeetMe call charges (excluding VAT) billed at least one month prior to the Spend Measurement Date.

For BT Business Plan (Customer Based) contracts ( Tiers 250, 500 & 750) and BT Business Plan Lite

(a) the PST Call Spend (excluding VAT) at the BT Business Plan (Customer Based) prices set out in the BT Price List; and

(b) the BBV Call Spend (excluding VAT) at the pence per minute rates set out in the Customer's BT Business Broadband Voice contract.

(c) BT MeetMe (UK and Global) bridge access spend, Inbound & Outbound MeetMe call charges (excluding VAT) billed at least one month prior to the Spend Meaurement Date.

all of which contribute to achieving the Committed Call Spend and are eligible for the End of Contract Period Credit.

`Non - Eligible & Contributory Call Spend' means:

For BT Business Plan (Customer Based) contracts excluding BT Business Plan (Customer Based) Tiers 250, 500 & 750 contracts and BT Business Plan Lite:

(a) PST Call Spend (excluding VAT) to which the BT Business Plan (Customer Based) prices have not been applied and which are charged at the prices set out in the BT Price List; and

(b) IDC Call Charges made using the International Direct Connect product; and

(c) where the Customer is taking the BT Business Plan (Customer Based) with BT Mobile, the BT Mobile Call Spend (excluding VAT) and BT Mobile Line Rental Spend (excluding VAT).

For BT Business Plan (Customer Based) contracts excluding BT Business Plan (Customer Based) Tiers 250, 500 & 750 contracts and BT Business Plan Lite:

(a) PST Call Spend (excluding VAT) to which the BT Business Plan (Customer Based) prices have not been applied and which are charged at the prices set out in the BT Price List; and

(b) IDC Call Charges made using the International Direct Connect product.

all of which contribute to achieving the Committed Call Spend but are not eligible for the End of Contract Period Credit. Where the Customer is taking the BT Business Plan (Customer Based) with BT Mobile and Reward Option, BT Mobile Line Rental spend does not contribute to achieving the Committed Call Spend and is not eligible for the End of Contract Period Credit.

`Spend Measurement Date' means the day and month date specified by BT as the date in each year on which BT will measure the Total Contributory Call Spend and the Eligible & Contributory Call Spend against the Customer's actual annual spend.

`Adjusted Nominal Committed Call Spend' means 85% of Nominal Committed Call Spend.

`End of Contract Period Credit' means a credit on Eligible & Contributory Call Spend which may be applied at the end of a Contract Period as set out in the BT Price List.

`Nominal Committed Call Spend' means the applicable start figure for the spend band within which the Customer's Committed Call Spend lies. This does not apply to Customers on the £500 Site based option where the Operational Service Date is prior to 23rd September 2003.

`Total Contributory Call Spend' means the total of Eligible & Contributory Call Spend and Non-Eligible and Contributory Call Spend.

The following definitions apply equally to both Site Based and Customer Based options:

`Capped Calls' means the first hour or any part thereof, of a local or national geographic call, Fixed to Mobile calls charged at fm1, fm3-fm5, fm7, fm8 and fm9 rates within the Fixed to Mobile Capped Calls option or International Direct Dialled calls to the countries included within the `IDD Capped Calls' option. These will be subject to a maximum price as set out in Tables A , B and F below.

`Site' means:

A single set of premises; or

Different sets of premises where none of the sets of premises in question is more than 200 metres in lateral distance from any other. A single set of premises excludes the public highway and means premises whose boundaries touch and are owned by or occupied by a single person. The lines to which discounts apply must be rented from BT by the Customer or the Customer's wholly owned subsidiaries.