What's Does"I Will Let U Know Mean?

I've Been Texting This Chick For About Almost A Year Now The Another Week I Ask Can I Come And See Her She Said The Famous Line" I Will Let Know" But Here's The Thing I've Been Giving Her Money She's Has Yet To Come See Me Or I See Her This Chick Keeps Making Excuses And Taking My Money What Do U Guys Think 🤔?

What's Does"I Will Let U Know Mean?
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