After activation of plugin, you are almost ready to use it.

Inserting the booking form into post or page (widget or any other place of your site)
Just open the edit post or edit page menu page or add new page or post and inside of the edit content toolbar click on Booking Calendar button (button with calendar icon). Inside of the configuration popup dialog configure the options, like number of visible month of calendar, inserting the booking form with calendar or just availability calendar (paid versions in additional will have possibility to select the specific booking resource, for having different booking availability calendars; in some versions also possible to select the custom booking form, or inserting the search form) and insert the booking shortcode into the content of post or page. Publish or update the post or page, open it at client side of site and you will be able to see and make bookings in the booking form.
You can also show the booking form or availability calendar using the booking calendar widget at your sidebar. So please open the WordPress widget menu page and configure the booking calendar widget.
It's possible to integrate the booking calendar form into the any other place of your site, using the special PHP code, please read more detail about this at the FAQ.

Checking new bookings.
After your visitors are made the booking at your site, you will receive the email about the new booking to the email, which you are set at the General booking settings page. You can check the booking at the "Booking listing" page of your WordPress admin panel. Each booking consist information about the dates of reservation data from booking form fields, ID of booking, date of booking creation, booking status, like approved or pending booking.
At the top of this page you can use the booking filter tab to show the bookings, which are fit to parameters of the booking filter.

Changing status of bookings (approve/decline/set pending/set as read).
You can approve, delete, set pending status, or mark as read for the single booking using the buttons at the right side of each booking at the "Booking Listing" page (mark the single booking as read, you can make by clicking on the "new" label at the left side of booking.
The same actions you can make at the multiple bookings, if you are select the multiple bookings, by setting checked the checkboxes at left side near each booking and using the specific button at the top of the page at "Actions tab".

Adding new booking.
You can add a new booking at the client side of site, as a regular visitor of your site, where you are inserted the booking form.
You can also add new booking at the admin panel at the "Add new booking" menu page. At this page you will see the same booking form as at client side.

Settings configuration of booking calendar.
You can configure the different settings of availability calendar, booking form or plugin options at the general booking settings page.

"Admin email" - default admin email for notifications about new bookings and other actions in a booking system.
"Show hints" - show / hide help hints, at the admin panel.
Expanded advanced settings of JavaScript loading
"Dissable Bootstrap loading at Client side" - if your theme or some other plugin is load the BootStrap JavaScripts, you can dissable loading of this bootstrap script by this plugin. Please do not activate this feature, if no any other plugin or theme is not loaded these scripts, otherwise can be some issues (issue - warning message about not selected days in calendar during reservation process, even if the dates are selected).
"Dissable Bootstrap loading at Admin side" - if your theme or some other plugin is load the BootStrap JavaScripts, you can dissable loading of this script by this plugin. Please do not activate this feature, if no any other plugin or theme is not loaded these scripts, otherwise can be some issues.
Expanded settings of powered by notice
"Powered by notice" - turn On/Off powered by "Booking Calendar" notice under the calendar in booking form.
"Copyright notice" - turn On/Off copyright notice at footer of site view.

"Calendar skin" - select the skin of booking calendar
"Number of months" - select your maximum number of scroll months at booking calendar. It's number of months, which you can scroll in calendar using the scroll month arrow in a header of calendar.
"Start Day of week" - select your start day of the week in calendar.
"Multiple days selection" - Activate or disable possibility to select single or multiple days in calendar. If you will leave this option unchecked so you will be able to select only one date in calendar.
"Unavailable days from today" - select number of unavailable days in calendar starting from today date. It's useful if you can not accept bookings for today or today and tomorrow days, etc...
"Unavailable days" - set the specific week days (Sunday / Monday / Tuesday / Wednesday / Thursday / Friday / Saturday) as unavailable days in calendars. This option is overwrite all other settings.

"CAPTCHA" - activate CAPTCHA inside of booking form.
Auto fill fields" - activate auto fill fields of booking form for logged in users.
"Show legend" - hide or show legend of dates under booking calendar.
"Show "thank you" message after booking is done" - activating showing of the message for the specific time, after visitor is made the reservation.
"New booking title" - mesaage what is showed after booking has done by visitor.
You can use this shortcode inside of that message: [lang=LOCALE] - start new translation section, where LOCALE - locale of translation
Example #1: [lang=fr_FR] - start French tranlation section.
Example #2: "Thank you for your booking.[lang=fr_FR]Je vous remercie de votre reservation." - English and French translation of some message.
"Showing title time" - time count in miliseconds for showing "new booking title"
"Redirect visitor to a new "thank you" page" - instead of showing message for specific time, the visitor will be redirected to a new page, after he will made the reservation, if this option is activated.
"URL of "thank you" page" - URL of "thank you" page.

"Bookings number per page" - select number of bookings per page in booking listing
"Bookings default order" - select your default order of bookings in the booking listing
"Default toolbar tab" - select your default opened tab in toolbar at booking listing page
"Date Format" - set your dates format, like "June 10, 2012" or "2012/06/10" or "06/10/2012" or "10/06/2012" or custom format (please check more info at documentation on date formatting). This date format is apply to the dates in emails and booking listing table.
"Dates view" - select default type of dates view at the booking tables. You can select sowing of all dates, or showing only check in and check out dates for the each reservation at the booking listing page and inside of email templates.

"Bookings Calendar menu pages" - select the minimum user access role to access for the specific page of admin booking panel.

"Delete booking data" - activate this option if you want to completly delete booking data during deactivation of plugin.