I would say a hp pavilion tablet c which is cheep and good for the money, or the lenovo thinkPad X60 tablet PC. These are the best and most popular

The HP Slate 500 is a tablet computer manufactured by HP. It can be purchased directly from the HP website. There are many available for sale on Amazon or eBay as well.

HP currently offers two different types of tablets. They sell the HP Slates and the HP EliteBook tablets. The HP Slate comes in two different varieties. These two types are the HP Slate 2 Tablet and the HP Slate 500 Tablet. The HP EliteBook tablet is simply the HP EliteBook 2760p Tablet. The HP Slate 500 Tablet starts at about $799.00, and the HP EliteBook 2760p Tablet starts at about $1,400.00.

the tablet pc is more portible then an average pc

Call the company and ask for a new or send it to them to fix if they do that. If that doesn't work get a new one.