一度に => all at once N3
と伝えていただけませんか => Could you tell, Could you convey N4
といったところだ => Display an amount/level/degree A (程度) N1
Degree/ Level/Amount
ように言う/頼む/注意する/伝える => to convey; to report; to transmit; to communicate; to tell; to impart; to propagate; to teach. N3