Hello. Im new in this. I want to understand how this works to send mi pictures.
Hello, im new in this world. I have send this picture last week, but it has been rejected. Please, can you tell my the reason? Thank you.

Hello, im new in this world. I have send this picture last week, but it has been rejected. Please, can you tell my the reason? Thank you.

As @Marianne-Deiters says, always give the refusal reason that you got from Adobe. In this case, however, it's obvious that its "Technical Issues".
Let's resume what I see:

If all these problems were solved, you would get an IP refusal because of the banner, may be also because of the architecture.
If you are new to stock, you should consider these resources: https://helpx.adobe.com/stock/contributor/tutorials.html
Please read the contributor user manual for more information on Adobe stock contributions: https://helpx.adobe.com/stock/contributor/user-guide.html
See here for rejection reasons: https://helpx.adobe.com/stock/contributor/help/reasons-for-content-rejection.html
and especially quality and technical issues: https://helpx.adobe.com/stock/contributor/help/quality-and-technical-issues.html
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