Please stop giving inaccurate advice. Gifts are not exempt from customs duties or Value Added Tax, and postage rates from the USA are mouth-wateringly expensive.
You are wrong. Non EU gifts up to £36 non gifts £15
Import duty on £0 -£135 is nil
Married to american lady and stuff comes In all the time
Also just had a remote for MPPT solar £16 from Hong Kong no duty payable as duty due was less than a set duty limit.