//If title is set and not empty
            if (isset($array['source'][0])) {
                //If source isn't set to default
                if ($array['source'] !== 'default') {
                    //If the ID isset
                    if (isset($array['id'][0])) {
                        //If the ID is numeric
                         if (is_numeric($array['id'])) {
                            //Set title limiting characters to 154
                            $offers[$i]["offersource"] = substr($array['source'], 0, 154);
                            //Also se the ID, limiting to 11 characters
                            $offers[$i]["offerid"] = substr($array['id'], 0, 11);
                        //If ID not numeric throw error
                        } else {
                            $message = array("error" => 1, "message" => "Incorrect format on row " . ($i + 1) . ", the ID must be a numerical value.");
                            return $message;
                        }
                    //If ID not set, throw error
                    } else {
                        $message = array("error" => 1, "message" => "In order to set the nework of an offer on row " . ($i + 1) . ", the ID must also be set.");
                        return $message;
                    }
                //If source is default
                } else {
                    $message = array("error" => 1, "message" => "You cannot set source to default on row " . ($i + 1) . ". If you would like it as default please leave source blank.");
                    return $message;
                }
            //If not set
            } else {
                $offers[$i]["source"] = 'default';
                //source set to default, if the ID is set throw error
                if (isset($array['id'][0])) {
                    $message = array("error" => 1, "message" => "Incorrect format on row " . ($i + 1) . ", to set ID the and source must also be set.");
                    return $message;
                }
            }