Abstract: I welcome you to the fourth issue of the IEEE Communications Surveys and Tutorials in 2021. This issue includes 23 papers covering different aspects of communication networks. In particular, ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. A NINJA loan is a slang term for a loan given to a borrower without verifying their income, ...

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The WordPress Form Block allows editors to create simple forms, and display them directly within a page. WordPress forms use the Bates site style, and support unique submission confirmation messages ...

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