Notice: Trying to access array offset on value of type bool in
/home/onliiuxo/public_html/wp-content/themes/betheme/functions/theme-functions.php on line
1490
Notice: Trying to access array offset on value of type bool in
/home/onliiuxo/public_html/wp-content/themes/betheme/functions/theme-functions.php on line
1495
How does the development stage of the new-product process involve testing the product inside and outside the firm?