> ## Documentation Index > Fetch the complete documentation index at: https://docs.abbyy.com/llms.txt > Use this file to discover all available pages before exploring further. # Creating a Machine-Readable Form/Entry Field > Entry fields on ABBYY FlexiCapture machine-readable forms accept written text, using marking types like letters in frames, combs, and text over a line. An **entry field** is an element of a machine-readable form into which text is entered by the person completing the form. To facilitate text entry, entry fields may contain special text marking. Entry fields are usually accompanied by text describing or explaining the nature of the data to be entered. Possible text marking types are listed in the table below. | **Type** | **Description** | **Example** | | --------------------------- | ------------------------------------------ | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ | | Text over a Line | Text is entered over a line. | | | Letters in Frames | Letters are entered into conjoined frames. | | | Letters in Separate Frames | Letters are entered into isolated frames. | | | Letters on a Comb | Letters are entered over a comb. | | | Text in a Frame | Text is entered in a frame. | | | Text in a Frame with a Comb | Text is entered in a frame with a comb. | |