Group Accounts: Change "seat" to "branches" using the gettext filter example

my_pmpro_group_accounts_change_text.php

<?php
/**
 * Group Accounts: Change "seat" to "branches" using the gettext filter example
 *
 * You can add this recipe to your site by creating a custom plugin
 * or using the Code Snippets plugin available for free in the WordPress repository.
 * Read this companion article for step-by-step directions on either method.
 * https://www.paidmembershipspro.com/create-a-plugin-for-pmpro-customizations/
 */

function my_pmpro_group_accounts_change_text( $translated, $text, $domain ) {
	if( $domain == 'pmpro-group-accounts' ) {
		switch ( $text ) {
			case 'Seats':
				$translated = 'Branches';
				break;
			case 'This purchase includes %s additional seat.':
				$translated = 'This purchase includes %s additional branch.';
				break;
			case 'This purchase includes %s additional seats.':
				$translated = 'This purchase includes %s additional branches.';
				break;
		}
	}
	return $translated;
}
add_filter( 'gettext', 'my_pmpro_group_accounts_change_text', 10, 3 );

Strings in the plugin that include the word Seat:

• Seats
• This purchase includes %s additional seat.
• This purchase includes %s additional seats.
• You are purchasing %s additional seat.
• You are purchasing %s additional seats.
• Number of Seats
• Choose the number of seats to purchase. You can purchase between %s and %s seats.
• The price per seat is %s.
• You will be charged an additional %s per seat for with initial payment only.
• You will be charged an additional %s per seat with each recurring payment.
• The number of seats must be a whole number.
• You must purchase at least %s seats.
• You cannot purchase more than %s seats.
• There are currently %s members in your group. You must purchase at least that many seats.
• Users can join your group by using the %1$s code at checkout (%2$s/%3$s seats claimed).
• Total seats must be a number.
• Fixed – Set a specific number of allowed seats.
• Variable – Member can choose number of seats at checkout.
• Set a specific number of seats in the group or allow the member to choose the number of seats they need at checkout.
• Total Seats
• The total number of seats that are included in this group. Note: the group account owner does not count toward this total.
• Minimum Seats
• The minimum number of seats that can be added at checkout.
• Maximum Seats
• The maximum number of seats that can be added at checkout. Note: the group account owner does not count toward this limit.
• Per Seat – Set a specific price per additional seat.
• The pricing model to use for purchasing seats.
• Cost Per Seat
• The additional cost at checkout per seat.
• Define whether the seat cost should be applied for the initial payment, recurring payment, or both.