1. Is it possible to limit the payment to paypal so that professionals can not show your card collection, contrarembolso, transfer, so that professionals can not avoid collecting commission administrator.?
Sorry I am do not understand your question. Please be more specific.
2. The seller can specify different prices for shipping charges depending on the country? It is automatically calculated. I think if you can, right? Shopping cart with customizable request specifications about the product. And their number. Add record of shipping charges.
Yea, If you use agile seller shipping module, then seller will be able to create private shipping carrier and set shipping fee based in delivery zones.
3. What product page can display a "input type = text" for the customer to ask for details personalize it to its specification? For example next to the text specifies that name I put write in the article.
You have to use custom fields for the product. It is PrestaShop default function.
4. Is It to take security measures such as limiting the number of attempts in the sign in?
No, I think this is PrestaShop core.
We do not have this limitation.
But we can help to customize it.
4. How many seconds does it take to get to load the homepage? And moving from page to page?Does it take more or less than the demo?
The demo site is very slow (sorry) because the server is very poor and many sites runing.
If you use good sever or hosting service, it will be very fast. The normal speed is the same as that of our online sore.
5. Could you say a few pages from other customers who are using this module to see how they work?
Please check our showcase page, you can find many customer sites use our modules.