Should you need anything, please do not hesitate to let us know.
If you need any help, please tell us directly.
If you need any support from us, please let me know freely. (Business.)
If there is any thing I can help you ,give us a shout. 我自己写的,依照一个外国人的blog写法,give sb a shout 译为:给某人一句话就好 一种很豪放很大度的感觉,如果觉得好,请采纳哟。
书面:If you need any help ,please imform us.
口头:If need help , imform us .
If anything we can help you,please feel free to tell us.
(我邻居的原话)