I really do swear by the powder-then-foundation trick! I have been trying this technique for a week now and it honestly makes my makeup look heaps more flawless! Try it and get back to me, will ya? :)
Links mentioned:
Sammee’s channel – https://www.youtube.com/user/SammeeJayne
Sammee’s flawless face vid – https://www.youtube.com/watch?v=oXU4bI7wvJ0&list=UUpK3bJD-5UjMPYN-bYc6Tcg
Laura’s channel – https://www.youtube.com/user/Neuzeth
Jonathan’s channel – https://www.youtube.com/user/JonathanCurtisOnYT